Library of Congress

Online Catalog

Library of Congress > Library Catalogs

Contains 15 million catalog records for books, serials, manuscripts, maps, music, recordings, images, and electronic resources in the Library of Congress collections. Search LC Authorities at

Additional Catalogs & Research Tools

The LC Online Catalog is the main access point to the Library's collections. Click on the links below to use specialized catalogs and tools that provide access to additional LC resources: