answer: Together with the clergy and Receiver General and Chapter Clerk, various lay officers constitute the college, including the Organist and Master of the Choristers , the Registrar, the Auditor, the Legal Secretary, the Surveyor of the Fabric, the Head Master of the Choir School , the Keeper of the Muniments and the Clerk of the Works, as well as 12 lay vicars, 10 choristers and the High Steward and High Bailiff.