[Great Hall. View from the second floor west corridor. Library of Congress Thomas Jefferson Building, Washington, D.C.], Carol Highsmith, photographer

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Library of Congress Online Catalog

Library of Congress Online Catalog

Contains 15 million catalog records for books, serials, manuscripts, maps, music, recordings, images, and electronic resources. Search the LC Online Catalog

Library of Congress Authorities

Library of Congress Authorities

Browse and view authority headings for subjects, names, titles and name/title combinations. Browse LC Authorities

Prints and Photographs Online Catalog

Prints and Photographs Online Catalog (PPOC)

Search and view digital images representing a rich cross-section of still pictures held by the Library. Search PPOC

Search Library of Congress Finding Aids

Finding Aids: Encoded Archival Descrition

A gateway to this wealth of Library treasures, helping you discover and navigate through the thousands of boxes and folders that house each collection. Search and Browse Finding Aids

Sound Online Inventory and Catalog (SONIC)

Sound Online Inventory & Catalog (SONIC)

Search a catalog of 78s, 45s, copyright cassettes and broadcast and archival recordings. Search SONIC

Z39.50 Gateway

Z39.50 Gateway to Library Catalogs

Gateway access to the Library of Congress catalog as well as other libraries across the globe. Search the Z39.50 Gateway

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