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Searches for Library of Congress Control Numbers (LCCN), International Standard Book Numbers (ISBN), and International Standard Serial Numbers (ISSN). Numbers must be entered in exact order beginning with the first character.
The Library of Congress is the nation's oldest federal cultural institution, and it serves as the research arm of Congress. It is also the largest library in the world, with more than 162 million items. The collections include books, sound recordings, motion pictures, photographs, maps, and manuscripts.
The Browse shortcut URL is: https://catalog.loc.gov/browse. 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."
Access the Library of Congress online catalog to search for books, serials, and other materials in their vast collection.
Use the online catalog to search the Library's collections by keyword or browse materials by subject, title, author & more. While much of our content is available in digital format, a majority of the collections have not yet been digitized.
The Library of Congress Online Catalog contains approximately 14 million records representing books, serials, computer files, manuscripts, cartographic materials, music, sound recordings, and visual materials. The Online Catalog also displays searching aids for users, such as cross-references and scope notes.
Databases (Library of Congress Electronic Resources Online Catalog). Licensed and recommended free databases, indexing and abstracting services, and full-text reference resources.
