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    "subcategory": "Indigenous Peoples of Turtle Island"
  },
  {
    "code": "FIC046000",
    "top_category": "FICTION",
    "subcategory": "Jewish"
  },
  {
    "code": "FIC034000",
    "top_category": "FICTION",
    "subcategory": "Legal"
  },
  {
    "code": "FIC068000",
    "top_category": "FICTION",
    "subcategory": "LGBTQ+ / General"
  },
  {
    "code": "FIC072000",
    "top_category": "FICTION",
    "subcategory": "LGBTQ+ / Bisexual"
  },
  {
    "code": "FIC011000",
    "top_category": "FICTION",
    "subcategory": "LGBTQ+ / Gay"
  },
  {
    "code": "FIC018000",
    "top_category": "FICTION",
    "subcategory": "LGBTQ+ / Lesbian"
  },
  {
    "code": "FIC073000",
    "top_category": "FICTION",
    "subcategory": "LGBTQ+ / Transgender"
  },
  {
    "code": "FIC136000",
    "top_category": "FICTION",
    "subcategory": "LGBTQ+ / Two-Spirited & Indigiqueer"
  },
  {
    "code": "FIC019000",
    "top_category": "FICTION",
    "subcategory": "Literary"
  },
  {
    "code": "FIC129000",
    "top_category": "FICTION",
    "subcategory": "LitRPG (Literary Role-Playing Game)"
  },
  {
    "code": "FIC061000",
    "top_category": "FICTION",
    "subcategory": "Magical Realism"
  },
  {
    "code": "FIC057000",
    "top_category": "FICTION",
    "subcategory": "Mashups"
  },
  {
    "code": "FIC021000",
    "top_category": "FICTION",
    "subcategory": "Media Tie-In"
  },
  {
    "code": "FIC035000",
    "top_category": "FICTION",
    "subcategory": "Medical"
  },
  {
    "code": "FIC131000",
    "top_category": "FICTION",
    "subcategory": "Middle Eastern & Arab American"
  },
  {
    "code": "FIC080000",
    "top_category": "FICTION",
    "subcategory": "Multiple Timelines"
  },
  {
    "code": "FIC081000",
    "top_category": "FICTION",
    "subcategory": "Muslim"
  },
  {
    "code": "FIC022000",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / General"
  },
  {
    "code": "FIC022100",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Amateur Sleuth"
  },
  {
    "code": "FIC022050",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Collections & Anthologies"
  },
  {
    "code": "FIC022070",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Cozy / General"
  },
  {
    "code": "FIC022110",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Cozy / Animals"
  },
  {
    "code": "FIC022170",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Cozy / Books, Bookstores & Libraries"
  },
  {
    "code": "FIC022120",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Cozy / Crafts"
  },
  {
    "code": "FIC022130",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Cozy / Culinary"
  },
  {
    "code": "FIC022140",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Cozy / Holidays & Vacation"
  },
  {
    "code": "FIC022150",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Cozy / Paranormal"
  },
  {
    "code": "FIC022010",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Hard-Boiled"
  },
  {
    "code": "FIC022060",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Historical"
  },
  {
    "code": "FIC022080",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / International Crime & Mystery"
  },
  {
    "code": "FIC022160",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Jewish"
  },
  {
    "code": "FIC022020",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Police Procedural"
  },
  {
    "code": "FIC022090",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Private Investigators"
  },
  {
    "code": "FIC022030",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Traditional"
  },
  {
    "code": "FIC022040",
    "top_category": "FICTION",
    "subcategory": "Mystery & Detective / Women Sleuths"
  },
  {
    "code": "FIC137000",
    "top_category": "FICTION",
    "subcategory": "Native American"
  },
  {
    "code": "FIC077000",
    "top_category": "FICTION",
    "subcategory": "Nature & the Environment"
  },
  {
    "code": "FIC132000",
    "top_category": "FICTION",
    "subcategory": "Neurodiversity"
  },
  {
    "code": "FIC062000",
    "top_category": "FICTION",
    "subcategory": "Noir"
  },
  {
    "code": "FIC024000",
    "top_category": "FICTION",
    "subcategory": "Occult & Supernatural"
  },
  {
    "code": "FIC082000",
    "top_category": "FICTION",
    "subcategory": "Own Voices"
  },
  {
    "code": "FIC133000",
    "top_category": "FICTION",
    "subcategory": "Performing Arts / General"
  },
  {
    "code": "FIC133010",
    "top_category": "FICTION",
    "subcategory": "Performing Arts / Dance, Theater & Musicals"
  },
  {
    "code": "FIC133020",
    "top_category": "FICTION",
    "subcategory": "Performing Arts / Film, Television & Radio"
  },
  {
    "code": "FIC133030",
    "top_category": "FICTION",
    "subcategory": "Performing Arts / Music"
  },
  {
    "code": "FIC037000",
    "top_category": "FICTION",
    "subcategory": "Political"
  },
  {
    "code": "FIC025000",
    "top_category": "FICTION",
    "subcategory": "Psychological"
  },
  {
    "code": "FIC026000",
    "top_category": "FICTION",
    "subcategory": "Religious"
  },
  {
    "code": "FIC027000",
    "top_category": "FICTION",
    "subcategory": "Romance / General"
  },
  {
    "code": "FIC027260",
    "top_category": "FICTION",
    "subcategory": "Romance / Action & Adventure"
  },
  {
    "code": "FIC049060",
    "top_category": "FICTION",
    "subcategory": "Romance / African American & Black"
  },
  {
    "code": "FIC027340",
    "top_category": "FICTION",
    "subcategory": "Romance / Billionaires"
  },
  {
    "code": "FIC027270",
    "top_category": "FICTION",
    "subcategory": "Romance / Clean & Wholesome"
  },
  {
    "code": "FIC027080",
    "top_category": "FICTION",
    "subcategory": "Romance / Collections & Anthologies"
  },
  {
    "code": "FIC027020",
    "top_category": "FICTION",
    "subcategory": "Romance / Contemporary"
  },
  {
    "code": "FIC027010",
    "top_category": "FICTION",
    "subcategory": "Romance / Erotic"
  },
  {
    "code": "FIC027030",
    "top_category": "FICTION",
    "subcategory": "Romance / Fantasy"
  },
  {
    "code": "FIC027350",
    "top_category": "FICTION",
    "subcategory": "Romance / Firefighters"
  },
  {
    "code": "FIC027500",
    "top_category": "FICTION",
    "subcategory": "Romance / Hispanic & Latino"
  },
  {
    "code": "FIC027050",
    "top_category": "FICTION",
    "subcategory": "Romance / Historical / General"
  },
  {
    "code": "FIC027360",
    "top_category": "FICTION",
    "subcategory": "Romance / Historical / American"
  },
  {
    "code": "FIC027140",
    "top_category": "FICTION",
    "subcategory": "Romance / Historical / Ancient World"
  },
  {
    "code": "FIC027460",
    "top_category": "FICTION",
    "subcategory": "Romance / Historical / Gilded Age"
  },
  {
    "code": "FIC027150",
    "top_category": "FICTION",
    "subcategory": "Romance / Historical / Medieval"
  },
  {
    "code": "FIC027070",
    "top_category": "FICTION",
    "subcategory": "Romance / Historical / Regency"
  },
  {
    "code": "FIC027370",
    "top_category": "FICTION",
    "subcategory": "Romance / Historical / Renaissance"
  },
  {
    "code": "FIC027160",
    "top_category": "FICTION",
    "subcategory": "Romance / Historical / Scottish"
  },
  {
    "code": "FIC027280",
    "top_category": "FICTION",
    "subcategory": "Romance / Historical / Tudor"
  },
  {
    "code": "FIC027200",
    "top_category": "FICTION",
    "subcategory": "Romance / Historical / 20th Century"
  },
  {
    "code": "FIC027170",
    "top_category": "FICTION",
    "subcategory": "Romance / Historical / Victorian"
  },
  {
    "code": "FIC027180",
    "top_category": "FICTION",
    "subcategory": "Romance / Historical / Viking"
  },
  {
    "code": "FIC027290",
    "top_category": "FICTION",
    "subcategory": "Romance / Holiday"
  },
  {
    "code": "FIC027510",
    "top_category": "FICTION",
    "subcategory": "Romance / Indigenous"
  },
  {
    "code": "FIC027490",
    "top_category": "FICTION",
    "subcategory": "Romance / International"
  },
  {
    "code": "FIC027380",
    "top_category": "FICTION",
    "subcategory": "Romance / Later in Life"
  },
  {
    "code": "FIC027300",
    "top_category": "FICTION",
    "subcategory": "Romance / LGBTQ+ / General"
  },
  {
    "code": "FIC027390",
    "top_category": "FICTION",
    "subcategory": "Romance / LGBTQ+ / Bisexual"
  },
  {
    "code": "FIC027190",
    "top_category": "FICTION",
    "subcategory": "Romance / LGBTQ+ / Gay"
  },
  {
    "code": "FIC027210",
    "top_category": "FICTION",
    "subcategory": "Romance / LGBTQ+ / Lesbian"
  },
  {
    "code": "FIC027400",
    "top_category": "FICTION",
    "subcategory": "Romance / LGBTQ+ / Transgender"
  },
  {
    "code": "FIC027520",
    "top_category": "FICTION",
    "subcategory": "Romance / LGBTQ+ / Two-Spirited & Indigiqueer"
  },
  {
    "code": "FIC027410",
    "top_category": "FICTION",
    "subcategory": "Romance / Medical"
  },
  {
    "code": "FIC027220",
    "top_category": "FICTION",
    "subcategory": "Romance / Military"
  },
  {
    "code": "FIC027230",
    "top_category": "FICTION",
    "subcategory": "Romance / Multicultural & Interracial"
  },
  {
    "code": "FIC027240",
    "top_category": "FICTION",
    "subcategory": "Romance / New Adult"
  },
  {
    "code": "FIC027120",
    "top_category": "FICTION",
    "subcategory": "Romance / Paranormal / General"
  },
  {
    "code": "FIC027310",
    "top_category": "FICTION",
    "subcategory": "Romance / Paranormal / Shifters"
  },
  {
    "code": "FIC027320",
    "top_category": "FICTION",
    "subcategory": "Romance / Paranormal / Vampires"
  },
  {
    "code": "FIC027440",
    "top_category": "FICTION",
    "subcategory": "Romance / Paranormal / Witches"
  },
  {
    "code": "FIC027420",
    "top_category": "FICTION",
    "subcategory": "Romance / Police & Law Enforcement"
  },
  {
    "code": "FIC027470",
    "top_category": "FICTION",
    "subcategory": "Romance / Polyamory"
  },
  {
    "code": "FIC027480",
    "top_category": "FICTION",
    "subcategory": "Romance / Rock Stars"
  },
  {
    "code": "FIC027250",
    "top_category": "FICTION",
    "subcategory": "Romance / Romantic Comedy"
  },
  {
    "code": "FIC027450",
    "top_category": "FICTION",
    "subcategory": "Romance / Royalty"
  },
  {
    "code": "FIC027130",
    "top_category": "FICTION",
    "subcategory": "Romance / Science Fiction"
  },
  {
    "code": "FIC027330",
    "top_category": "FICTION",
    "subcategory": "Romance / Sports"
  },
  {
    "code": "FIC027110",
    "top_category": "FICTION",
    "subcategory": "Romance / Suspense"
  },
  {
    "code": "FIC027090",
    "top_category": "FICTION",
    "subcategory": "Romance / Time Travel"
  },
  {
    "code": "FIC027100",
    "top_category": "FICTION",
    "subcategory": "Romance / Western"
  },
  {
    "code": "FIC027430",
    "top_category": "FICTION",
    "subcategory": "Romance / Workplace"
  },
  {
    "code": "FIC008000",
    "top_category": "FICTION",
    "subcategory": "Sagas"
  },
  {
    "code": "FIC052000",
    "top_category": "FICTION",
    "subcategory": "Satire"
  },
  {
    "code": "FIC028000",
    "top_category": "FICTION",
    "subcategory": "Science Fiction / General"
  },
  {
    "code": "FIC028010",
    "top_category": "FICTION",
    "subcategory": "Science Fiction / Action & Adventure"
  },
  {
    "code": "FIC028090",
    "top_category": "FICTION",
    "subcategory": "Science Fiction / Alien Contact"
  },
  {
    "code": "FIC028070",
    "top_category": "FICTION",
    "subcategory": "Science Fiction / Apocalyptic & Post-Apocalyptic"
  },
  {
    "code": "FIC028040",
    "top_category": "FICTION",
    "subcategory": "Science Fiction / Collections & Anthologies"
  },
  {
    "code": "FIC028140",
    "top_category": "FICTION",
    "subcategory": "Science Fiction / Crime & Mystery"
  },
  {
    "code": "FIC028100",
    "top_category": "FICTION",
    "subcategory": "Science Fiction / Cyberpunk"
  },
  {
    "code": "FIC028110",
    "top_category": "FICTION",
    "subcategory": "Science Fiction / Genetic Engineering"
  },
  {
    "code": "FIC028020",
    "top_category": "FICTION",
    "subcategory": "Science Fiction / Hard Science Fiction"
  },
  {
    "code": "FIC028120",
    "top_category": "FICTION",
    "subcategory": "Science Fiction / Humorous"
  },
  {
    "code": "FIC028050",
    "top_category": "FICTION",
    "subcategory": "Science Fiction / Military"
  },
  {
    "code": "FIC028130",
    "top_category": "FICTION",
    "subcategory": "Science Fiction / Space Exploration"
  },
  {
    "code": "FIC028030",
    "top_category": "FICTION",
    "subcategory": "Science Fiction / Space Opera"
  },
  {
    "code": "FIC028060",
    "top_category": "FICTION",
    "subcategory": "Science Fiction / Steampunk"
  },
  {
    "code": "FIC028080",
    "top_category": "FICTION",
    "subcategory": "Science Fiction / Time Travel"
  },
  {
    "code": "FIC047000",
    "top_category": "FICTION",
    "subcategory": "Sea Stories"
  },
  {
    "code": "FIC029000",
    "top_category": "FICTION",
    "subcategory": "Short Stories (single author)"
  },
  {
    "code": "FIC066000",
    "top_category": "FICTION",
    "subcategory": "Small Town & Rural"
  },
  {
    "code": "FIC074000",
    "top_category": "FICTION",
    "subcategory": "Southern"
  },
  {
    "code": "FIC038000",
    "top_category": "FICTION",
    "subcategory": "Sports"
  },
  {
    "code": "FIC138000",
    "top_category": "FICTION",
    "subcategory": "Suburban"
  },
  {
    "code": "FIC063000",
    "top_category": "FICTION",
    "subcategory": "Superheroes"
  },
  {
    "code": "FIC031000",
    "top_category": "FICTION",
    "subcategory": "Thrillers / General"
  },
  {
    "code": "FIC031010",
    "top_category": "FICTION",
    "subcategory": "Thrillers / Crime"
  },
  {
    "code": "FIC031100",
    "top_category": "FICTION",
    "subcategory": "Thrillers / Domestic"
  },
  {
    "code": "FIC006000",
    "top_category": "FICTION",
    "subcategory": "Thrillers / Espionage"
  },
  {
    "code": "FIC031020",
    "top_category": "FICTION",
    "subcategory": "Thrillers / Historical"
  },
  {
    "code": "FIC031030",
    "top_category": "FICTION",
    "subcategory": "Thrillers / Legal"
  },
  {
    "code": "FIC031040",
    "top_category": "FICTION",
    "subcategory": "Thrillers / Medical"
  },
  {
    "code": "FIC031050",
    "top_category": "FICTION",
    "subcategory": "Thrillers / Military"
  },
  {
    "code": "FIC031060",
    "top_category": "FICTION",
    "subcategory": "Thrillers / Political"
  },
  {
    "code": "FIC031080",
    "top_category": "FICTION",
    "subcategory": "Thrillers / Psychological"
  },
  {
    "code": "FIC031070",
    "top_category": "FICTION",
    "subcategory": "Thrillers / Supernatural"
  },
  {
    "code": "FIC030000",
    "top_category": "FICTION",
    "subcategory": "Thrillers / Suspense"
  },
  {
    "code": "FIC036000",
    "top_category": "FICTION",
    "subcategory": "Thrillers / Technological"
  },
  {
    "code": "FIC031090",
    "top_category": "FICTION",
    "subcategory": "Thrillers / Terrorism"
  },
  {
    "code": "FIC048000",
    "top_category": "FICTION",
    "subcategory": "Urban & Street Lit"
  },
  {
    "code": "FIC039000",
    "top_category": "FICTION",
    "subcategory": "Visionary & Metaphysical"
  },
  {
    "code": "FIC032000",
    "top_category": "FICTION",
    "subcategory": "War & Military"
  },
  {
    "code": "FIC033000",
    "top_category": "FICTION",
    "subcategory": "Westerns"
  },
  {
    "code": "FIC044000",
    "top_category": "FICTION",
    "subcategory": "Women"
  },
  {
    "code": "FIC083000",
    "top_category": "FICTION",
    "subcategory": "World Literature / Africa / General"
  },
  {
    "code": "FIC083010",
    "top_category": "FICTION",
    "subcategory": "World Literature / Africa / East Africa"
  },
  {
    "code": "FIC083020",
    "top_category": "FICTION",
    "subcategory": "World Literature / Africa / Nigeria"
  },
  {
    "code": "FIC083030",
    "top_category": "FICTION",
    "subcategory": "World Literature / Africa / Southern Africa"
  },
  {
    "code": "FIC083040",
    "top_category": "FICTION",
    "subcategory": "World Literature / Africa / West Africa"
  },
  {
    "code": "FIC084000",
    "top_category": "FICTION",
    "subcategory": "World Literature / American / General"
  },
  {
    "code": "FIC084010",
    "top_category": "FICTION",
    "subcategory": "World Literature / American / Colonial & Revolutionary Periods"
  },
  {
    "code": "FIC084020",
    "top_category": "FICTION",
    "subcategory": "World Literature / American / 19th Century"
  },
  {
    "code": "FIC084030",
    "top_category": "FICTION",
    "subcategory": "World Literature / American / 20th Century"
  },
  {
    "code": "FIC084040",
    "top_category": "FICTION",
    "subcategory": "World Literature / American / 21st Century"
  },
  {
    "code": "FIC085000",
    "top_category": "FICTION",
    "subcategory": "World Literature / Argentina"
  },
  {
    "code": "FIC086000",
    "top_category": "FICTION",
    "subcategory": "World Literature / Asia (General)"
  },
  {
    "code": "FIC087000",
    "top_category": "FICTION",
    "subcategory": "World Literature / Australia"
  },
  {
    "code": "FIC088000",
    "top_category": "FICTION",
    "subcategory": "World Literature / Austria"
  },
  {
    "code": "FIC089000",
    "top_category": "FICTION",
    "subcategory": "World Literature / Brazil"
  },
  {
    "code": "FIC090000",
    "top_category": "FICTION",
    "subcategory": "World Literature / Canada / General"
  },
  {
    "code": "FIC090010",
    "top_category": "FICTION",
    "subcategory": "World Literature / Canada / Colonial & 19th Century"
  },
  {
    "code": "FIC090020",
    "top_category": "FICTION",
    "subcategory": "World Literature / Canada / 20th Century"
  },
  {
    "code": "FIC090030",
    "top_category": "FICTION",
    "subcategory": "World Literature / Canada / 21st Century"
  },
  {
    "code": "FIC091000",
    "top_category": "FICTION",
    "subcategory": "World Literature / Caribbean & West Indies"
  },
  {
    "code": "FIC092000",
    "top_category": "FICTION",
    "subcategory": "World Literature / Central America"
  },
  {
    "code": "FIC139000",
    "top_category": "FICTION",
    "subcategory": "World Literature / Central Asia"
  },
  {
    "code": "FIC093000",
    "top_category": "FICTION",
    "subcategory": "World Literature / Chile"
  },
  {
    "code": "FIC094000",
    "top_category": "FICTION",
    "subcategory": "World Literature / China / General"
  },
  {
    "code": "FIC094010",
    "top_category": "FICTION",
    "subcategory": "World Literature / China / 19th Century"
  },
  {
    "code": "FIC094020",
    "top_category": "FICTION",
    "subcategory": "World Literature / China / 20th Century"
  },
  {
    "code": "FIC094030",
    "top_category": "FICTION",
    "subcategory": "World Literature / China / 21st Century"
  },
  {
    "code": "FIC095000",
    "top_category": "FICTION",
    "subcategory": "World Literature / Colombia"
  },
  {
    "code": "FIC096000",
    "top_category": "FICTION",
    "subcategory": "World Literature / Czech Republic"
  },
  {
    "code": "FIC097000",
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    "code": "HIS006010",
    "top_category": "HISTORY",
    "subcategory": "Canada / Pre-Confederation (to 1867)"
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    "code": "HIS006020",
    "top_category": "HISTORY",
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    "top_category": "HISTORY",
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    "top_category": "HISTORY",
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    "code": "HIS006050",
    "top_category": "HISTORY",
    "subcategory": "Canada / Provincial, Territorial & Local / British Columbia (BC)"
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    "top_category": "HISTORY",
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    "top_category": "HISTORY",
    "subcategory": "Canada / Provincial, Territorial & Local / Ontario (ON)"
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    "code": "HIS006080",
    "top_category": "HISTORY",
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    "code": "HIS006090",
    "top_category": "HISTORY",
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    "code": "HIS041000",
    "top_category": "HISTORY",
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    "code": "HIS041010",
    "top_category": "HISTORY",
    "subcategory": "Caribbean & West Indies / Cuba"
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    "code": "HIS041020",
    "top_category": "HISTORY",
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    "code": "HIS041030",
    "top_category": "HISTORY",
    "subcategory": "Caribbean & West Indies / Haiti"
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    "code": "HIS039000",
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    "subcategory": "Civilization"
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    "code": "HIS049000",
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    "code": "HIS010000",
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    "code": "HIS037010",
    "top_category": "HISTORY",
    "subcategory": "Europe / Medieval"
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    "code": "HIS040000",
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    "subcategory": "Europe / Baltic States"
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    "subcategory": "Europe / Benelux Countries (Belgium, Netherlands, Luxembourg)"
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    "code": "HIS010010",
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    "code": "HIS014000",
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    "subcategory": "Europe / Germany"
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    "code": "HIS015000",
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    "subcategory": "Europe / Great Britain / General"
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    "subcategory": "Europe / Great Britain / Middle Ages (449-1066)"
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    "subcategory": "Europe / Great Britain / Victorian Era (1837-1901)"
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    "subcategory": "Europe / Great Britain / Wales"
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    "code": "HIS042000",
    "top_category": "HISTORY",
    "subcategory": "Europe / Greece"
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    "top_category": "HISTORY",
    "subcategory": "Europe / Ireland"
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    "code": "HIS020000",
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    "subcategory": "Europe / Italy"
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    "subcategory": "Europe / Poland"
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    "subcategory": "Historical Geography"
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    "code": "TRA002030",
    "top_category": "TRANSPORTATION",
    "subcategory": "Aviation / Repair & Maintenance"
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    "code": "TRA010000",
    "top_category": "TRANSPORTATION",
    "subcategory": "Bicycles"
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    "code": "TRA003000",
    "top_category": "TRANSPORTATION",
    "subcategory": "Motorcycles / General"
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    "code": "TRA003010",
    "top_category": "TRANSPORTATION",
    "subcategory": "Motorcycles / History"
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    "code": "TRA003020",
    "top_category": "TRANSPORTATION",
    "subcategory": "Motorcycles / Pictorial"
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    "code": "TRA003030",
    "top_category": "TRANSPORTATION",
    "subcategory": "Motorcycles / Repair & Maintenance"
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    "code": "TRA008000",
    "top_category": "TRANSPORTATION",
    "subcategory": "Navigation"
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    "code": "TRA009000",
    "top_category": "TRANSPORTATION",
    "subcategory": "Public Transportation"
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    "code": "TRA004000",
    "top_category": "TRANSPORTATION",
    "subcategory": "Railroads / General"
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  {
    "code": "TRA004010",
    "top_category": "TRANSPORTATION",
    "subcategory": "Railroads / History"
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    "code": "TRA004020",
    "top_category": "TRANSPORTATION",
    "subcategory": "Railroads / Pictorial"
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    "code": "TRA006000",
    "top_category": "TRANSPORTATION",
    "subcategory": "Ships & Shipbuilding / General"
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    "code": "TRA006010",
    "top_category": "TRANSPORTATION",
    "subcategory": "Ships & Shipbuilding / History"
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    "code": "TRA006020",
    "top_category": "TRANSPORTATION",
    "subcategory": "Ships & Shipbuilding / Pictorial"
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    "code": "TRA006030",
    "top_category": "TRANSPORTATION",
    "subcategory": "Ships & Shipbuilding / Repair & Maintenance"
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    "code": "TRA006040",
    "top_category": "TRANSPORTATION",
    "subcategory": "Ships & Shipbuilding / Submarines"
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    "code": "HUM000000",
    "top_category": "HUMOR",
    "subcategory": "General"
  },
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    "code": "HUM015000",
    "top_category": "HUMOR",
    "subcategory": "Form / Anecdotes & Quotations"
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    "code": "HUM001000",
    "top_category": "HUMOR",
    "subcategory": "Form / Comic Strips & Cartoons"
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    "code": "HUM003000",
    "top_category": "HUMOR",
    "subcategory": "Form / Essays"
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    "code": "HUM004000",
    "top_category": "HUMOR",
    "subcategory": "Form / Jokes & Riddles"
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    "code": "HUM005000",
    "top_category": "HUMOR",
    "subcategory": "Form / Limericks & Verse"
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    "code": "HUM007000",
    "top_category": "HUMOR",
    "subcategory": "Form / Parodies"
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    "code": "HUM017000",
    "top_category": "HUMOR",
    "subcategory": "Form / Pictorial"
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    "code": "HUM018000",
    "top_category": "HUMOR",
    "subcategory": "Form / Puns & Wordplay"
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    "code": "HUM016000",
    "top_category": "HUMOR",
    "subcategory": "Form / Trivia"
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    "code": "HUM008000",
    "top_category": "HUMOR",
    "subcategory": "Topic / Adult"
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    "code": "HUM009000",
    "top_category": "HUMOR",
    "subcategory": "Topic / Animals"
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  {
    "code": "HUM010000",
    "top_category": "HUMOR",
    "subcategory": "Topic / Business & Professional"
  },
  {
    "code": "HUM020000",
    "top_category": "HUMOR",
    "subcategory": "Topic / Celebrity & Popular Culture"
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    "code": "HUM027000",
    "top_category": "HUMOR",
    "subcategory": "Topic / Health & Aging"
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  {
    "code": "HUM022000",
    "top_category": "HUMOR",
    "subcategory": "Topic / History"
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  {
    "code": "HUM023000",
    "top_category": "HUMOR",
    "subcategory": "Topic / Internet & Social Media"
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    "code": "HUM019000",
    "top_category": "HUMOR",
    "subcategory": "Topic / Language"
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    "code": "HUM024000",
    "top_category": "HUMOR",
    "subcategory": "Topic / LGBTQ+"
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    "code": "HUM011000",
    "top_category": "HUMOR",
    "subcategory": "Topic / Marriage & Family"
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  {
    "code": "HUM012000",
    "top_category": "HUMOR",
    "subcategory": "Topic / Men, Women & Relationships"
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  {
    "code": "HUM006000",
    "top_category": "HUMOR",
    "subcategory": "Topic / Politics"
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  {
    "code": "HUM021000",
    "top_category": "HUMOR",
    "subcategory": "Topic / Regional & Cultural"
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  {
    "code": "HUM014000",
    "top_category": "HUMOR",
    "subcategory": "Topic / Religion"
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    "code": "HUM025000",
    "top_category": "HUMOR",
    "subcategory": "Topic / School & Education"
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    "code": "HUM013000",
    "top_category": "HUMOR",
    "subcategory": "Topic / Sports"
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    "code": "HUM026000",
    "top_category": "HUMOR",
    "subcategory": "Topic / Travel"
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    "code": "TRV000000",
    "top_category": "TRAVEL",
    "subcategory": "General"
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    "code": "TRV002000",
    "top_category": "TRAVEL",
    "subcategory": "Africa / General"
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    "top_category": "TRAVEL",
    "subcategory": "Africa / Central"
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    "code": "TRV002020",
    "top_category": "TRAVEL",
    "subcategory": "Africa / East / General"
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    "code": "TRV002030",
    "top_category": "TRAVEL",
    "subcategory": "Africa / East / Kenya"
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    "code": "TRV002050",
    "top_category": "TRAVEL",
    "subcategory": "Africa / North / General"
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    "top_category": "TRAVEL",
    "subcategory": "Africa / North / Morocco"
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    "code": "TRV002070",
    "top_category": "TRAVEL",
    "subcategory": "Africa / South / General"
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    "code": "TRV002060",
    "top_category": "TRAVEL",
    "subcategory": "Africa / South / Republic of South Africa"
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    "code": "TRV002080",
    "top_category": "TRAVEL",
    "subcategory": "Africa / West"
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    "code": "TRV003000",
    "top_category": "TRAVEL",
    "subcategory": "Asia / General"
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    "code": "TRV003010",
    "top_category": "TRAVEL",
    "subcategory": "Asia / Central"
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    "code": "TRV003030",
    "top_category": "TRAVEL",
    "subcategory": "Asia / East / General"
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    "top_category": "TRAVEL",
    "subcategory": "Asia / East / China"
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    "code": "TRV003050",
    "top_category": "TRAVEL",
    "subcategory": "Asia / East / Japan"
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    "code": "TRV003080",
    "top_category": "TRAVEL",
    "subcategory": "Asia / East / Korea"
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    "code": "TRV003090",
    "top_category": "TRAVEL",
    "subcategory": "Asia / East / Mongolia"
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    "code": "TRV003100",
    "top_category": "TRAVEL",
    "subcategory": "Asia / East / Taiwan"
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    "code": "TRV003040",
    "top_category": "TRAVEL",
    "subcategory": "Asia / India & South Asia"
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    "code": "TRV003060",
    "top_category": "TRAVEL",
    "subcategory": "Asia / Southeast"
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    "code": "TRV003070",
    "top_category": "TRAVEL",
    "subcategory": "Asia / Southwest"
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    "code": "TRV004000",
    "top_category": "TRAVEL",
    "subcategory": "Australia & Oceania"
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    "code": "TRV006000",
    "top_category": "TRAVEL",
    "subcategory": "Canada / General"
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    "code": "TRV006010",
    "top_category": "TRAVEL",
    "subcategory": "Canada / Atlantic Provinces (NB, NL, NS, PE)"
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    "code": "TRV006040",
    "top_category": "TRAVEL",
    "subcategory": "Canada / Northern Territories (NT, NU, YT)"
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    "code": "TRV006020",
    "top_category": "TRAVEL",
    "subcategory": "Canada / Ontario (ON)"
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    "code": "TRV006030",
    "top_category": "TRAVEL",
    "subcategory": "Canada / Prairie Provinces (MB, SK)"
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    "code": "TRV006060",
    "top_category": "TRAVEL",
    "subcategory": "Canada / Quebec (QC)"
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    "code": "TRV006050",
    "top_category": "TRAVEL",
    "subcategory": "Canada / Western Provinces (AB, BC)"
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    "code": "TRV007000",
    "top_category": "TRAVEL",
    "subcategory": "Caribbean & West Indies"
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    "code": "TRV008000",
    "top_category": "TRAVEL",
    "subcategory": "Central America"
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  {
    "code": "TRV010000",
    "top_category": "TRAVEL",
    "subcategory": "Essays & Travelogues"
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    "code": "TRV009000",
    "top_category": "TRAVEL",
    "subcategory": "Europe / General"
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  {
    "code": "TRV009010",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Austria"
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    "code": "TRV009020",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Benelux Countries (Belgium, Netherlands, Luxembourg)"
  },
  {
    "code": "TRV009160",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Cyprus"
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  {
    "code": "TRV009040",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Eastern"
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  {
    "code": "TRV009050",
    "top_category": "TRAVEL",
    "subcategory": "Europe / France"
  },
  {
    "code": "TRV009060",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Germany"
  },
  {
    "code": "TRV009070",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Great Britain"
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  {
    "code": "TRV009080",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Greece"
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  {
    "code": "TRV009100",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Ireland"
  },
  {
    "code": "TRV009110",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Italy"
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  {
    "code": "TRV009120",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Nordic Countries / General"
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  {
    "code": "TRV009030",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Nordic Countries / Denmark"
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  {
    "code": "TRV009170",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Nordic Countries / Finland"
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  {
    "code": "TRV009090",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Nordic Countries / Iceland & Greenland"
  },
  {
    "code": "TRV009180",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Nordic Countries / Norway"
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  {
    "code": "TRV009190",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Nordic Countries / Sweden"
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  {
    "code": "TRV009130",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Spain & Portugal"
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  {
    "code": "TRV009140",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Switzerland"
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    "code": "TRV009150",
    "top_category": "TRAVEL",
    "subcategory": "Europe / Western"
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    "code": "TRV036000",
    "top_category": "TRAVEL",
    "subcategory": "Food, Lodging & Transportation / General"
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    "top_category": "TRAVEL",
    "subcategory": "Food, Lodging & Transportation / Bed & Breakfast"
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    "top_category": "TRAVEL",
    "subcategory": "Food, Lodging & Transportation / Cruises"
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    "code": "TRV013000",
    "top_category": "TRAVEL",
    "subcategory": "Food, Lodging & Transportation / Hotels, Inns & Hostels"
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    "top_category": "TRAVEL",
    "subcategory": "Food, Lodging & Transportation / Rail Travel"
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    "top_category": "TRAVEL",
    "subcategory": "Food, Lodging & Transportation / Resorts & Spas"
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    "code": "TRV022000",
    "top_category": "TRAVEL",
    "subcategory": "Food, Lodging & Transportation / Restaurants"
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    "top_category": "TRAVEL",
    "subcategory": "Food, Lodging & Transportation / Road Travel"
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    "code": "TRV027000",
    "top_category": "TRAVEL",
    "subcategory": "Maps & Road Atlases"
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  {
    "code": "TRV014000",
    "top_category": "TRAVEL",
    "subcategory": "Mexico"
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    "top_category": "TRAVEL",
    "subcategory": "Middle East / General"
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    "top_category": "TRAVEL",
    "subcategory": "Middle East / Egypt"
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    "code": "TRV015020",
    "top_category": "TRAVEL",
    "subcategory": "Middle East / Israel"
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    "code": "TRV015030",
    "top_category": "TRAVEL",
    "subcategory": "Middle East / Turkey"
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    "code": "TRV016000",
    "top_category": "TRAVEL",
    "subcategory": "Museums, Tours, Points of Interest"
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    "top_category": "TRAVEL",
    "subcategory": "Parks & Campgrounds"
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    "code": "TRV019000",
    "top_category": "TRAVEL",
    "subcategory": "Pictorials"
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    "top_category": "TRAVEL",
    "subcategory": "Polar Regions"
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    "code": "TRV021000",
    "top_category": "TRAVEL",
    "subcategory": "Reference"
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  {
    "code": "TRV023000",
    "top_category": "TRAVEL",
    "subcategory": "Russia"
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    "top_category": "TRAVEL",
    "subcategory": "South America / General"
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    "code": "TRV024010",
    "top_category": "TRAVEL",
    "subcategory": "South America / Argentina"
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    "code": "TRV024020",
    "top_category": "TRAVEL",
    "subcategory": "South America / Brazil"
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    "code": "TRV024030",
    "top_category": "TRAVEL",
    "subcategory": "South America / Chile & Easter Island"
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    "code": "TRV024040",
    "top_category": "TRAVEL",
    "subcategory": "South America / Ecuador & Galapagos Islands"
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    "top_category": "TRAVEL",
    "subcategory": "South America / Peru"
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    "code": "TRV026000",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / General"
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    "code": "TRV001000",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Adventure"
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  {
    "code": "TRV029000",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Amusement & Theme Parks"
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    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Bicycling"
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    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Budget"
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  {
    "code": "TRV026010",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Business"
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    "code": "TRV026120",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Culinary"
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    "code": "TRV026030",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Disabilities"
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  {
    "code": "TRV026020",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Ecotourism"
  },
  {
    "code": "TRV011000",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Family"
  },
  {
    "code": "TRV026130",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Haunted & Unexplained"
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  {
    "code": "TRV034000",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Hikes & Walks"
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  {
    "code": "TRV026070",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / LGBTQ+"
  },
  {
    "code": "TRV026090",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Literary"
  },
  {
    "code": "TRV026110",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Military"
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  {
    "code": "TRV026040",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Pets"
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  {
    "code": "TRV026060",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Religious"
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  {
    "code": "TRV026140",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Roadside Attractions"
  },
  {
    "code": "TRV026050",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Senior"
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  {
    "code": "TRV032000",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Shopping"
  },
  {
    "code": "TRV026080",
    "top_category": "TRAVEL",
    "subcategory": "Special Interest / Sports"
  },
  {
    "code": "TRV025000",
    "top_category": "TRAVEL",
    "subcategory": "United States / General"
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  {
    "code": "TRV025010",
    "top_category": "TRAVEL",
    "subcategory": "United States / Midwest / General"
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    "code": "TRV025020",
    "top_category": "TRAVEL",
    "subcategory": "United States / Midwest / East North Central (IL, IN, MI, OH, WI)"
  },
  {
    "code": "TRV025030",
    "top_category": "TRAVEL",
    "subcategory": "United States / Midwest / West North Central (IA, KS, MN, MO, ND, NE, SD)"
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  {
    "code": "TRV025040",
    "top_category": "TRAVEL",
    "subcategory": "United States / Northeast / General"
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  {
    "code": "TRV025050",
    "top_category": "TRAVEL",
    "subcategory": "United States / Northeast / Middle Atlantic (NJ, NY, PA)"
  },
  {
    "code": "TRV025060",
    "top_category": "TRAVEL",
    "subcategory": "United States / Northeast / New England (CT, MA, ME, NH, RI, VT)"
  },
  {
    "code": "TRV025070",
    "top_category": "TRAVEL",
    "subcategory": "United States / South / General"
  },
  {
    "code": "TRV025080",
    "top_category": "TRAVEL",
    "subcategory": "United States / South / East South Central (AL, KY, MS, TN)"
  },
  {
    "code": "TRV025090",
    "top_category": "TRAVEL",
    "subcategory": "United States / South / South Atlantic (DC, DE, FL, GA, MD, NC, SC, VA, WV)"
  },
  {
    "code": "TRV025100",
    "top_category": "TRAVEL",
    "subcategory": "United States / South / West South Central (AR, LA, OK, TX)"
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  {
    "code": "TRV025110",
    "top_category": "TRAVEL",
    "subcategory": "United States / West / General"
  },
  {
    "code": "TRV025120",
    "top_category": "TRAVEL",
    "subcategory": "United States / West / Mountain (AZ, CO, ID, MT, NM, NV, UT, WY)"
  },
  {
    "code": "TRV025130",
    "top_category": "TRAVEL",
    "subcategory": "United States / West / Pacific (AK, CA, HI, OR, WA)"
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    "code": "JUV000000",
    "top_category": "JUVENILE FICTION",
    "subcategory": "General"
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  {
    "code": "JUV001000",
    "top_category": "JUVENILE FICTION",
    "subcategory": "Action & Adventure / General"
  },
  {
    "code": "JUV001020",
    "top_category": "JUVENILE FICTION",
    "subcategory": "Action & Adventure / Pirates"
  },
  {
    "code": "JUV001010",
    "top_category": "JUVENILE FICTION",
    "subcategory": "Action & Adventure / Survival Stories"
  },
  {
    "code": "JUV054000",
    "top_category": "JUVENILE FICTION",
    "subcategory": "Activity Books / General"
  },
  {
    "code": "JUV054010",
    "top_category": "JUVENILE FICTION",
    "subcategory": "Activity Books / Coloring"
  },
  {
    "code": "JUV054020",
    "top_category": "JUVENILE FICTION",
    "subcategory": "Activity Books / Sticker"
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  {
    "code": "JUV011010",
    "top_category": "JUVENILE FICTION",
    "subcategory": "African American & Black"
  },
  {
    "code": "JUV002000",
    "top_category": "JUVENILE FICTION",
    "subcategory": "Animals / General"
  },
  {
    "code": "JUV002010",
    "top_category": "JUVENILE FICTION",
    "subcategory": "Animals / Alligators & Crocodiles"
  },
  {
    "code": "JUV002020",
    "top_category": "JUVENILE FICTION",
    "subcategory": "Animals / Apes, Monkeys, etc."
  },
  {
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  {
    "code": "JNF019070",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Family / Siblings"
  },
  {
    "code": "JNF075000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "First Nations"
  },
  {
    "code": "JNF021000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Games & Activities / General"
  },
  {
    "code": "JNF021010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Games & Activities / Board Games"
  },
  {
    "code": "JNF021020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Games & Activities / Card Games"
  },
  {
    "code": "JNF021030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Games & Activities / Magic"
  },
  {
    "code": "JNF021040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Games & Activities / Puzzles"
  },
  {
    "code": "JNF021050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Games & Activities / Questions & Answers"
  },
  {
    "code": "JNF021060",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Games & Activities / Video & Electronic Games"
  },
  {
    "code": "JNF021070",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Games & Activities / Word Games"
  },
  {
    "code": "JNF022000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Gardening"
  },
  {
    "code": "JNF023000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Girls & Women"
  },
  {
    "code": "JNF024000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Health & Daily Living / General"
  },
  {
    "code": "JNF024120",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Health & Daily Living / Daily Activities"
  },
  {
    "code": "JNF024010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Health & Daily Living / Diet & Nutrition"
  },
  {
    "code": "JNF024020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Health & Daily Living / Diseases, Illnesses & Injuries"
  },
  {
    "code": "JNF024100",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Health & Daily Living / Drugs, Alcohol, Substance Abuse"
  },
  {
    "code": "JNF024030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Health & Daily Living / First Aid"
  },
  {
    "code": "JNF024040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Health & Daily Living / Fitness & Exercise"
  },
  {
    "code": "JNF024050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Health & Daily Living / Maturing"
  },
  {
    "code": "JNF024140",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Health & Daily Living / Mental Health"
  },
  {
    "code": "JNF024130",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Health & Daily Living / Mindfulness & Meditation"
  },
  {
    "code": "JNF024060",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Health & Daily Living / Personal Hygiene"
  },
  {
    "code": "JNF024070",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Health & Daily Living / Physical Impairments"
  },
  {
    "code": "JNF024080",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Health & Daily Living / Safety"
  },
  {
    "code": "JNF024090",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Health & Daily Living / Sexuality & Pregnancy"
  },
  {
    "code": "JNF024110",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Health & Daily Living / Toilet Training"
  },
  {
    "code": "JNF018030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Hispanic & Latino"
  },
  {
    "code": "JNF025000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / General"
  },
  {
    "code": "JNF025010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Africa"
  },
  {
    "code": "JNF025020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Ancient"
  },
  {
    "code": "JNF025030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Asia"
  },
  {
    "code": "JNF025040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Australia & Oceania"
  },
  {
    "code": "JNF025050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Canada / General"
  },
  {
    "code": "JNF025230",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Canada / Pre-Confederation (to 1867)"
  },
  {
    "code": "JNF025240",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Canada / Post-Confederation (1867-)"
  },
  {
    "code": "JNF025060",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Central & South America"
  },
  {
    "code": "JNF025070",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Europe"
  },
  {
    "code": "JNF025080",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Exploration & Discovery"
  },
  {
    "code": "JNF025090",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Holocaust"
  },
  {
    "code": "JNF025100",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Medieval"
  },
  {
    "code": "JNF025110",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Mexico"
  },
  {
    "code": "JNF025120",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Middle East"
  },
  {
    "code": "JNF025130",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Military & Wars"
  },
  {
    "code": "JNF025140",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Modern"
  },
  {
    "code": "JNF025150",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Prehistoric"
  },
  {
    "code": "JNF025160",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Renaissance"
  },
  {
    "code": "JNF025260",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / Symbols, Monuments, National Parks, etc."
  },
  {
    "code": "JNF025170",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / United States / General"
  },
  {
    "code": "JNF025180",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / United States / State & Local"
  },
  {
    "code": "JNF025190",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / United States / Colonial & Revolutionary Periods"
  },
  {
    "code": "JNF025200",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / United States / 19th Century"
  },
  {
    "code": "JNF025270",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / United States / Civil War Period (1850-1877)"
  },
  {
    "code": "JNF025210",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / United States / 20th Century"
  },
  {
    "code": "JNF025250",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "History / United States / 21st Century"
  },
  {
    "code": "JNF026000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / General"
  },
  {
    "code": "JNF026100",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Birthdays"
  },
  {
    "code": "JNF026010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Christmas & Advent"
  },
  {
    "code": "JNF026140",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Day of the Dead"
  },
  {
    "code": "JNF026150",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Diwali"
  },
  {
    "code": "JNF026020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Easter & Lent"
  },
  {
    "code": "JNF026030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Halloween"
  },
  {
    "code": "JNF026110",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Hanukkah"
  },
  {
    "code": "JNF026160",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Juneteenth"
  },
  {
    "code": "JNF026050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Kwanzaa"
  },
  {
    "code": "JNF026170",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Lunar New Year"
  },
  {
    "code": "JNF026120",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Passover"
  },
  {
    "code": "JNF026130",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Patriotic Holidays"
  },
  {
    "code": "JNF026180",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Ramadan"
  },
  {
    "code": "JNF026060",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Thanksgiving"
  },
  {
    "code": "JNF026070",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Valentine's Day"
  },
  {
    "code": "JNF026080",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Other, Non-Religious"
  },
  {
    "code": "JNF026090",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Holidays & Celebrations / Other, Religious"
  },
  {
    "code": "JNF027000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "House & Home"
  },
  {
    "code": "JNF028000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Humor / General"
  },
  {
    "code": "JNF028010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Humor / Comic Strips & Cartoons"
  },
  {
    "code": "JNF028020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Humor / Jokes & Riddles"
  },
  {
    "code": "JNF076000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Indigenous / General"
  },
  {
    "code": "JNF076010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Indigenous / Animal Stories"
  },
  {
    "code": "JNF076020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Indigenous / Elders"
  },
  {
    "code": "JNF076030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Indigenous / Family Life"
  },
  {
    "code": "JNF076040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Indigenous / Health & Healing"
  },
  {
    "code": "JNF076050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Indigenous / History"
  },
  {
    "code": "JNF076060",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Indigenous / Land-Based Knowledge"
  },
  {
    "code": "JNF076070",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Indigenous / Reconciliation"
  },
  {
    "code": "JNF038120",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Indigenous Peoples of Turtle Island"
  },
  {
    "code": "JNF070000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Inspirational & Personal Growth"
  },
  {
    "code": "JNF077000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Inuit"
  },
  {
    "code": "JNF029000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Language Arts / General"
  },
  {
    "code": "JNF029010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Language Arts / Composition & Creative Writing"
  },
  {
    "code": "JNF029020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Language Arts / Grammar"
  },
  {
    "code": "JNF029030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Language Arts / Handwriting"
  },
  {
    "code": "JNF029060",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Language Arts / Journal Writing"
  },
  {
    "code": "JNF029050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Language Arts / Sign Language"
  },
  {
    "code": "JNF029040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Language Arts / Vocabulary & Spelling"
  },
  {
    "code": "JNF020000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Language Study / General"
  },
  {
    "code": "JNF020010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Language Study / English as a Second Language"
  },
  {
    "code": "JNF020020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Language Study / French"
  },
  {
    "code": "JNF020040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Language Study / Indigenous Languages in the Americas"
  },
  {
    "code": "JNF020030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Language Study / Spanish"
  },
  {
    "code": "JNF030000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Law & Crime"
  },
  {
    "code": "JNF053080",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "LGBTQ+"
  },
  {
    "code": "JNF031000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Lifestyles / City & Town Life"
  },
  {
    "code": "JNF032000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Lifestyles / Country Life"
  },
  {
    "code": "JNF033000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Lifestyles / Farm & Ranch Life"
  },
  {
    "code": "JNF034000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Literary Criticism & Collections"
  },
  {
    "code": "JNF035000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Mathematics / General"
  },
  {
    "code": "JNF035020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Mathematics / Algebra"
  },
  {
    "code": "JNF035030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Mathematics / Arithmetic"
  },
  {
    "code": "JNF035040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Mathematics / Fractions"
  },
  {
    "code": "JNF035050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Mathematics / Geometry"
  },
  {
    "code": "JNF060000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Media Studies"
  },
  {
    "code": "JNF064000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Media Tie-In"
  },
  {
    "code": "JNF078000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "M\u00e9tis"
  },
  {
    "code": "JNF038130",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Middle Eastern & Arab American"
  },
  {
    "code": "JNF036000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Music / General"
  },
  {
    "code": "JNF036010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Music / Classical"
  },
  {
    "code": "JNF036020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Music / History"
  },
  {
    "code": "JNF036030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Music / Instruction & Study"
  },
  {
    "code": "JNF036090",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Music / Instruments"
  },
  {
    "code": "JNF036040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Music / Jazz"
  },
  {
    "code": "JNF036050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Music / Popular"
  },
  {
    "code": "JNF036060",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Music / Rap & Hip Hop"
  },
  {
    "code": "JNF036070",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Music / Rock"
  },
  {
    "code": "JNF036080",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Music / Songbooks"
  },
  {
    "code": "JNF018040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Native American"
  },
  {
    "code": "JNF072000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Neurodiversity"
  },
  {
    "code": "JNF008000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Paranormal & Supernatural"
  },
  {
    "code": "JNF039000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Performing Arts / General"
  },
  {
    "code": "JNF039010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Performing Arts / Circus"
  },
  {
    "code": "JNF039020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Performing Arts / Dance"
  },
  {
    "code": "JNF039030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Performing Arts / Film"
  },
  {
    "code": "JNF039040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Performing Arts / Television & Radio"
  },
  {
    "code": "JNF039050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Performing Arts / Theater & Musicals"
  },
  {
    "code": "JNF040000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Philosophy"
  },
  {
    "code": "JNF041000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Photography"
  },
  {
    "code": "JNF066000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Pirates"
  },
  {
    "code": "JNF038000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Places / General"
  },
  {
    "code": "JNF038010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Places / Africa"
  },
  {
    "code": "JNF038020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Places / Asia"
  },
  {
    "code": "JNF038030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Places / Australia & Oceania"
  },
  {
    "code": "JNF038040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Places / Canada"
  },
  {
    "code": "JNF038050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Places / Caribbean & Latin America"
  },
  {
    "code": "JNF038060",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Places / Europe"
  },
  {
    "code": "JNF038070",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Places / Mexico"
  },
  {
    "code": "JNF038080",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Places / Middle East"
  },
  {
    "code": "JNF038090",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Places / Polar Regions"
  },
  {
    "code": "JNF038100",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Places / United States"
  },
  {
    "code": "JNF042000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Poetry / General"
  },
  {
    "code": "JNF042010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Poetry / Humorous"
  },
  {
    "code": "JNF045000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Readers / Beginner"
  },
  {
    "code": "JNF046000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Readers / Intermediate"
  },
  {
    "code": "JNF047000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Readers / Chapter Books"
  },
  {
    "code": "JNF079000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Readers / Hi-Lo"
  },
  {
    "code": "JNF065000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Recycling & Green Living"
  },
  {
    "code": "JNF048000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Reference / General"
  },
  {
    "code": "JNF048010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Reference / Almanacs"
  },
  {
    "code": "JNF048020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Reference / Atlases"
  },
  {
    "code": "JNF048030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Reference / Dictionaries"
  },
  {
    "code": "JNF048040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Reference / Encyclopedias"
  },
  {
    "code": "JNF048050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Reference / Thesauri"
  },
  {
    "code": "JNF049000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / General"
  },
  {
    "code": "JNF049040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Bible Stories / General"
  },
  {
    "code": "JNF049140",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Bible Stories / Old Testament"
  },
  {
    "code": "JNF049150",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Bible Stories / New Testament"
  },
  {
    "code": "JNF049020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Biblical Biography"
  },
  {
    "code": "JNF049170",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Biblical Reference"
  },
  {
    "code": "JNF049010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Biblical Studies"
  },
  {
    "code": "JNF049320",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Buddhism"
  },
  {
    "code": "JNF049080",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Christianity"
  },
  {
    "code": "JNF049090",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Eastern"
  },
  {
    "code": "JNF049330",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Hinduism"
  },
  {
    "code": "JNF049340",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Indigenous / General"
  },
  {
    "code": "JNF049350",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Indigenous / Ceremony & Spiritual Practice"
  },
  {
    "code": "JNF049360",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Indigenous / Sacred Stories"
  },
  {
    "code": "JNF049370",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Indigenous / Scripture & Prayerbooks"
  },
  {
    "code": "JNF049380",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Indigenous / Spirituality"
  },
  {
    "code": "JNF038140",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Indigenous / Teachings & Traditions"
  },
  {
    "code": "JNF049100",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Islam"
  },
  {
    "code": "JNF049110",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religion / Judaism"
  },
  {
    "code": "JNF049130",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religious / Christian / General"
  },
  {
    "code": "JNF049180",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religious / Christian / Biography & Autobiography"
  },
  {
    "code": "JNF049190",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religious / Christian / Comics & Graphic Novels"
  },
  {
    "code": "JNF049120",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religious / Christian / Devotional & Prayer"
  },
  {
    "code": "JNF049200",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religious / Christian / Early Readers"
  },
  {
    "code": "JNF049210",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religious / Christian / Family & Relationships"
  },
  {
    "code": "JNF049220",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religious / Christian / Games & Activities"
  },
  {
    "code": "JNF049240",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religious / Christian / Holidays & Celebrations"
  },
  {
    "code": "JNF049250",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religious / Christian / Inspirational"
  },
  {
    "code": "JNF049260",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religious / Christian / Learning Concepts"
  },
  {
    "code": "JNF049280",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religious / Christian / Science & Nature"
  },
  {
    "code": "JNF049290",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religious / Christian / Social Topics"
  },
  {
    "code": "JNF049310",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Religious / Christian / Values & Virtues"
  },
  {
    "code": "JNF050000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "School & Education"
  },
  {
    "code": "JNF051000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / General"
  },
  {
    "code": "JNF051030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Anatomy & Physiology"
  },
  {
    "code": "JNF051040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Astronomy"
  },
  {
    "code": "JNF051050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Biology"
  },
  {
    "code": "JNF051070",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Chemistry"
  },
  {
    "code": "JNF051160",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Disasters"
  },
  {
    "code": "JNF051170",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Discoveries"
  },
  {
    "code": "JNF051080",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Earth Sciences / General"
  },
  {
    "code": "JNF037010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Earth Sciences / Earthquakes & Volcanoes"
  },
  {
    "code": "JNF051180",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Earth Sciences / Geography"
  },
  {
    "code": "JNF037060",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Earth Sciences / Rocks & Minerals"
  },
  {
    "code": "JNF037070",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Earth Sciences / Water (Oceans, Lakes, etc.)"
  },
  {
    "code": "JNF037080",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Earth Sciences / Weather"
  },
  {
    "code": "JNF037020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Environmental Conservation & Protection"
  },
  {
    "code": "JNF051100",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Environmental Science & Ecosystems"
  },
  {
    "code": "JNF051110",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Experiments & Projects"
  },
  {
    "code": "JNF037030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Flowers & Plants"
  },
  {
    "code": "JNF037050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Fossils"
  },
  {
    "code": "JNF051190",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / History of Science"
  },
  {
    "code": "JNF051140",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Physics"
  },
  {
    "code": "JNF037040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Trees & Forests"
  },
  {
    "code": "JNF051200",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Weights & Measures"
  },
  {
    "code": "JNF051150",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Science & Nature / Zoology"
  },
  {
    "code": "JNF052000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Science / General"
  },
  {
    "code": "JNF052010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Science / Archaeology"
  },
  {
    "code": "JNF052020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Science / Customs, Traditions, Anthropology"
  },
  {
    "code": "JNF052030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Science / Folklore & Mythology"
  },
  {
    "code": "JNF043000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Science / Politics & Government"
  },
  {
    "code": "JNF044000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Science / Psychology"
  },
  {
    "code": "JNF052040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Science / Sociology"
  },
  {
    "code": "JNF053000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / General"
  },
  {
    "code": "JNF053010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Adolescence"
  },
  {
    "code": "JNF053220",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Bullying"
  },
  {
    "code": "JNF053270",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Civil & Human Rights"
  },
  {
    "code": "JNF053020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Dating & Relationships"
  },
  {
    "code": "JNF053030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Death, Grief, Bereavement"
  },
  {
    "code": "JNF053230",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Depression & Mental Illness"
  },
  {
    "code": "JNF053040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Drugs, Alcohol, Substance Abuse"
  },
  {
    "code": "JNF053240",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Emigration & Immigration"
  },
  {
    "code": "JNF053050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Emotions & Feelings"
  },
  {
    "code": "JNF053060",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Friendship"
  },
  {
    "code": "JNF053090",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Manners & Etiquette"
  },
  {
    "code": "JNF053100",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / New Experience"
  },
  {
    "code": "JNF053110",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Peer Pressure"
  },
  {
    "code": "JNF053120",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Physical & Emotional Abuse"
  },
  {
    "code": "JNF053070",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Poverty & Homelessness"
  },
  {
    "code": "JNF053140",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Prejudice & Racism"
  },
  {
    "code": "JNF053160",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Self-Esteem & Self-Reliance"
  },
  {
    "code": "JNF053170",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Sexual Abuse"
  },
  {
    "code": "JNF053200",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Values & Virtues"
  },
  {
    "code": "JNF053210",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Social Topics / Violence"
  },
  {
    "code": "JNF068000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Spies & Spying"
  },
  {
    "code": "JNF054000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / General"
  },
  {
    "code": "JNF054010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Baseball & Softball"
  },
  {
    "code": "JNF054020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Basketball"
  },
  {
    "code": "JNF054030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Camping & Outdoor Activities"
  },
  {
    "code": "JNF054240",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Cheerleading"
  },
  {
    "code": "JNF054040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Cycling"
  },
  {
    "code": "JNF054170",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Equestrian"
  },
  {
    "code": "JNF054180",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Extreme Sports"
  },
  {
    "code": "JNF054050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Football"
  },
  {
    "code": "JNF054230",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Golf"
  },
  {
    "code": "JNF054060",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Gymnastics"
  },
  {
    "code": "JNF054070",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Hockey"
  },
  {
    "code": "JNF054190",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Ice Skating"
  },
  {
    "code": "JNF054080",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Martial Arts"
  },
  {
    "code": "JNF054100",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Motor Sports"
  },
  {
    "code": "JNF054110",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Olympics & Paralympics"
  },
  {
    "code": "JNF054120",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Racket Sports"
  },
  {
    "code": "JNF054200",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Roller & In-Line Skating"
  },
  {
    "code": "JNF054210",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Skateboarding"
  },
  {
    "code": "JNF054130",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Soccer"
  },
  {
    "code": "JNF054140",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Track & Field"
  },
  {
    "code": "JNF054150",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Water Sports"
  },
  {
    "code": "JNF054160",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Winter Sports"
  },
  {
    "code": "JNF054220",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Sports & Recreation / Wrestling"
  },
  {
    "code": "JNF055000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Study Aids / General"
  },
  {
    "code": "JNF055010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Study Aids / Book Notes"
  },
  {
    "code": "JNF055030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Study Aids / Test Preparation"
  },
  {
    "code": "JNF061000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Technology / General"
  },
  {
    "code": "JNF051010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Technology / Aeronautics, Astronautics & Space Science"
  },
  {
    "code": "JNF051020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Technology / Agriculture"
  },
  {
    "code": "JNF051090",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Technology / Electricity & Electronics"
  },
  {
    "code": "JNF051120",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Technology / How Things Work-Are Made"
  },
  {
    "code": "JNF061010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Technology / Inventions"
  },
  {
    "code": "JNF051130",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Technology / Machinery & Tools"
  },
  {
    "code": "JNF061020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Technology / Robotics"
  },
  {
    "code": "JNF056000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Toys, Dolls & Puppets"
  },
  {
    "code": "JNF057000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Transportation / General"
  },
  {
    "code": "JNF057010",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Transportation / Aviation"
  },
  {
    "code": "JNF057020",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Transportation / Boats, Ships & Underwater Craft"
  },
  {
    "code": "JNF057030",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Transportation / Cars & Trucks"
  },
  {
    "code": "JNF057040",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Transportation / Motorcycles"
  },
  {
    "code": "JNF057050",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Transportation / Railroads & Trains"
  },
  {
    "code": "JNF058000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Travel"
  },
  {
    "code": "JNF073000",
    "top_category": "JUVENILE NONFICTION",
    "subcategory": "Volunteering"
  },
  {
    "code": "YAF000000",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "General"
  },
  {
    "code": "YAF001000",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Action & Adventure / General"
  },
  {
    "code": "YAF001010",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Action & Adventure / Pirates"
  },
  {
    "code": "YAF001020",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Action & Adventure / Survival Stories"
  },
  {
    "code": "YAF046120",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "African American & Black"
  },
  {
    "code": "YAF071000",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Alternative History"
  },
  {
    "code": "YAF002000",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Animals / General"
  },
  {
    "code": "YAF002010",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Animals / Horses"
  },
  {
    "code": "YAF002020",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Animals / Marine Life"
  },
  {
    "code": "YAF002030",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Animals / Mythical Creatures"
  },
  {
    "code": "YAF002040",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Animals / Pets"
  },
  {
    "code": "YAF004000",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Art"
  },
  {
    "code": "YAF046130",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Asian American & Pacific Islander"
  },
  {
    "code": "YAF005000",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Biographical"
  },
  {
    "code": "YAF076000",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Biracial & Multiracial"
  },
  {
    "code": "YAF006000",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Books & Libraries"
  },
  {
    "code": "YAF007000",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Boys & Men"
  },
  {
    "code": "YAF008000",
    "top_category": "YOUNG ADULT FICTION",
    "subcategory": "Careers, Occupations, Internships"
  },
  {
    "code": "YAF009000",
    "top_category": "YOUNG ADULT FICTION",
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