RLIN Bibliographic Database

RLG Union Catalog

The RLG Union Catalog is a comprehensive database of records describing books, serials, archival collections, manuscripts, maps, musical scores, sound recordings, films, photographs, posters, computer files, electronic resources and more. The Catalog reflects the collections of major research libraries; academic, public, corporate and national libraries; archives and museums; historical societies and international book vendors. Records include names of contributing libraries as well as local call numbers. Updated daily, the RLG Union Catalog includes more than 40 million titles. More than two million titles include Arabic, Cyrillic, Chinese, Hebrew, Japanese, and Korean scripts.