The University of Georgia Libraries include three principal libraries on the UGA campus in Athens, with several branch locations throughout the state. The Main Library collects materials in the social sciences, humanities and business. The Science Library contains holdings for the physical and life sciences. The Student Learning Center provides access to electronic library holdings and research and study space for 2,240 students. Together the Libraries own over 3.5 million volumes and over 5 million microform units. Items in the collection can be identified through GIL, the UGA Libraries' online catalog. Administratively separate, the UGA Law Library has its own catalog, GAVEL.