Chicago Jazz Archive - Information and resources for jazz research plus many jazz-related links. University of Chicago Library - Main site for the eight campus libraries. Resources include over 6.5 million volumes, over 25,000 linear feet of manuscript and archival pieces, and 400,000 maps and aerial photographs. Online catalog and digital collection. The Joseph Regenstein Library - The graduate research library, the largest library at the University of Chicago. The Social Service Administration Library - The 36,000 volume collection includes material on child welfare, public welfare, mental health, and urban policy, as well as information on the aged, psychotherapy and delinquency. Yerkes Observatory Library - Collections for astronomy, astrophysics, and physics, located at the observatory in Williams Bay, Wisconsin. D'Angelo Law Library - Resources for the University of Chicago Law School. Eckhart Library - A library for the mathematics, statistics and computer science departments at the University of Chicago. The John Crerar Library - Library resources for the University of Chicago's science divisions and departments. Special Collections Research Center - Rare books, manuscripts, university archives and other special collections of the University of Chicago library. Map Collection - The university's cartographic resources, with special emphasis on vintage maps of Chicago.