Preston Library's collections include over 300,000 volumes of materials, over 5000 non-print items, and more than 300 scientific, literary, and general interest print periodicals.  In addition, the library provides access to more than 100 full-text and citation databases and over 60,000 full-text electronic journals, many purchased through VIVA (the Virtual Library of Virginia). Preston Library is a selective depository of U.S. government publications, with current holdings of about 200,000 federal and state documents.