We publish and distribute all of the Library of Congress cataloging records and cataloging-related publications, tools, and resources. Whether you need web-based cataloging tools, cataloging records, or cataloging manuals, the Cataloging Distribution Service (CDS) provides the most current and authoritative bibliographic resources produced by the Library of Congress.
The only web-based subscription service that features the entire Library of Congress Classification and the complete Library of Congress Subject Headings and Name Headings. Updated daily. Free trial available.Read more about Classification Web
More than 300 of the most important cataloging and metadata resources—available 24-7. Web-based subscription service. Free trial available.
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MARC Distribution Services
The premier source for Library of Congress bibliographic and authority records. Fourteen database services offered in hundreds of languages and distributed via FTP (file transfer protocol).
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On one web page, see the range of products CDS packages and distributes: bibliographic databases, web-based subscription services for catalogers, cataloging-related print publications, and free downloads of selected publications.
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Library of Congress Subject Headings, 35th Edition (2013)Now Available
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