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Apr 21, 2024 · Library of Congress, the de facto national library of the United States and the largest library in the world. Its collection was growing at a rate of about two million items per year; it reached more than 170 million items in 2020.
Research guides to the Library's collections, as well as subject guides prepared by Library of Congress staff, are listed below. More online guides covering other Library of Congress collections are available via the LC Bibliographies, Research Guides and Finding Aids page.
U.S. Congress legislation, Congressional Record debates, Members of Congress, legislative process educational resources presented by the Library of Congress.
Jan 25, 2018 · The Library of Congress, housed in three buildings on Capitol Hill in Washington, D.C., is the research library of the U.S. Congress, and is considered the national library of the United States.
Browse Options. Browse offers four types of searches: Searches against controlled lists of authors/creators, subjects, names/titles, and series/uniform titles used by the Library of Congress - along with cross-references. These controlled terms are referred to as "authorized headings."
The Library of Congress provides Congress with objective research to inform the legislative process, administers the national copyright system, and manages the largest collection of books, recordings, photographs, maps and manuscripts in the world.
Visiting the Library. We’re excited to welcome you to the Library of Congress. Free timed-entry tickets are required to enter the Library’s Thomas Jefferson Building. We encourage you to take a moment to review our Know Before You Go page to prepare for a safe and enjoyable visit.
