Books Electronic Books Find electronic books in biomedicine using a keyword search or by browsing alphabetical and subject lists. Orbis, Library Catalog Use Orbis to discover whether a book is held at a Yale library and to check electronic book holdings. Find Books Locate where a book is held at Yale using Orbis, find a book at another library or institution, or search for information about a book using Books in Print and other databases. Request Books Use electronic forms to request books not held at Yale, transfer books from other Yale libraries, request the library purchase a books, and more. Theses Search for theses using Dissertation Abstracts, read abstracts from Yale theses using THESISweb, or read about the Yale Medicine Thesis Digital Library Project. Library Policies Read about library policies regarding loan periods, late fines, renewals, the paging service, and more. Your Library Account Log onto your library account to view information about what books you have checked out and to place renewal requests.