Otherwise, the Library is open to people who are not members of the college for reference use of items not readily available in public libraries. For more than one visit, a written application must be made to the Director of Library Services. Visitors who have a particular need to borrow books may be able to do so for an annual fee. There are about 50 reader places near the History collection and others throughout the Library. The Library has an on-line catalogue and access to this is available via the Internet.
Some older material is only on a microfiche catalogue.
The History collection has about 25,000 volumes. Military and naval history, Church history, and Greek and Byzantine history are also covered by the College Library. The Library has over 40,000 volumes relevant to history. Military and naval history, Church history, and Greek and Byzantine history are also covered by the College Library. Some material is on closed access.