The Flora Lamson Hewlett Library is the central library of the Graduate Theological Union. Located on the summit of the "Holy Hill" area of Berkeley, its collections comprise one of the largest collections of theological works in the United States, with over 500,000 volumes as of 2014. The library's collections are open to the public. Borrower privileges are accessible not only to students and faculty of the GTU's consortial seminaries and affiliated centers, but also to the faculty and students of the University of California, Berkeley, Stanford University, and American Theological Library Association institutions participating in Reciprocal Borrowing. The Hewlett Library also maintains a branch on the campus of San Francisco Theological Seminary at San Anselmo. It also has storage facil