Services & Programs
Learn how the Library of Congress collects, preserves & provides access to its universal collections. Get the free tools and standards used by libraries, archives, and publishers.
AcquisitionsDiscover how the Library of Congress acquires materials for its collections and for other research institutions.
Archival DescriptionSearch & browse examples, standards, and help for creating catalog records and finding aids for discovery and use of personal papers, organizational records, and other archival collections.
Ask a LibrarianHave a research question? Need help using the Library? Get expert assistance from librarians & research subject specialists.
Cataloging, ClassificationThe Library's cataloging services include search vocabularies, classification, policy, products, training & cooperative programs.
Cooperative Cataloging ProgramsThe Library is committed to cooperative cataloging to benefit the world-wide library community. Shared standards & policies enable efficiencies & data sharing on a global scale.
CopyrightThe U.S. Copyright Office, a department of the Library, administers the Nation’s copyright laws and offers services and support to authors and users of creative works.
Duplication ServicesProviding digital, microfilm & paper copies, as well as custom reproductions for a fee from the Library’s collections.
Federal Research DivisionThe Federal Research Division provides customized products and services using the Library’s extensive English and foreign-language collections on a cost-recovery basis.
Interlibrary LoanYour local library can borrow materials from the Library of Congress on your behalf. Here's how.
Law LibraryComprehensive research & reference service to Congress & the public on foreign, comparative, international & U.S. law.
Library Card (Reader Registration)Here's how you can get your Library-issued Reader Identification Card & begin research here in Washington, D.C.
Library StandardsThe Library and associated organizations maintain key technical standards used in the library community.
Linked Data ServiceAccess and download controlled vocabularies & authorities useful for describing and indexing information resources.
PreservationLearn about the research, science & collaboration involved in preserving the Library's collections.
PublishingResources for publishers, editors & the public interested in Library publications and co-publishing opportunities.
Resource Description & AccessInformation on RDA implementation, including cataloging policy, practices, training & more.
Research & Reference
Interact with knowledgeable librarians & subject specialists -- online and in our reading rooms in Washington, D.C. Go beyond the digital collections.
American Archive of Public Broadcasting ExternalA collaboration with GBH in Boston, preserving local and national public television and radio programs from the past 70 years and making them available online.
American Folklife CenterPreserving & presenting traditional songs, personal stories, regional culture & other aspects of American folklife.
By the PeopleVolunteer online with By the People. Transcribe, review & tag digitized material to make documents more searchable for everyone.
Center for the BookPromoting books, reading, libraries & literacy through its national center in Washington & its affiliated centers across the country.
ConcertsFree performances by extraordinary artists in classical, jazz, folk & other genres.
Copyright Royalty BoardOverseeing statutory licenses of copyright law, setting rates & determining distribution of royalties.
Digital PreservationPromoting and supporting best practices for the management of digital collections and services.
FEDLINKServing federal libraries & information centers as their purchasing, training & resource-sharing consortium.
John W. Kluge CenterGiving scholars access to the Library’s collections & engaging them in conversation with public policy leaders.
National Library Service for the Blind and Print DisabledFree braille, talking book & other audio materials circulated to eligible borrowers in the U.S.
Poetry & Literature CenterHome of the U.S. Poet Laureate with information on poetry & literature readings & events.
Veterans History ProjectCollecting, preserving & presenting the personal accounts of American war veterans.