The term 'Keeper of the Books' can be summarized as a person who is responsible for organizing and maintaining books. This job title can be abbreviated to 'SHELF' (5 letters). The Keeper of the Books is responsible for organizing, cataloging, and storing books in an orderly fashion. They may also be responsible for tracking the circulation of books and ensuring that they are returned on time. Additionally, they may be responsible for helping patrons find books and providing other library services.