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  1. Home | Library of Congress

    Trending Top Searches: World War II Newspapers Veterans Civil War Constitution Civil Rights Media error: Format (s) not supported or source (s) not found Download File: …

  2. Library of Congress - Wikipedia

    The Library of Congress (LC or sometimes LOC) is a research library in Washington, D.C., serving as the library and research service for the United States Congress and the de facto …

  3. Library of Congress Catalog | Library of Congress

    Contains over 20 million catalog records for books, serials, manuscripts, maps, music, recordings, images, and electronic resources in the Library of Congress collections.

  4. Levels of Consciousness (LOC) and Altered States of Consciousness

    Dec 8, 2025 · Levels of consciousness (LOC) are different states of awareness, alertness, and wakefulness. Learn about what causes an altered state of consciousness.

  5. About the Library of Congress | Library of Congress

    Strategic Plan View the Library of Congress FY2024-FY2028 Strategic Plan. (Download PDF) Library Organization An agency of the legislative branch of the U.S. government, the Library of …

  6. Use the Library | Research Centers | Library of Congress

    Welcome to the Library of Congress, your gateway to knowledge. Use our vast digital resources from anywhere or visit our specialized research centers in Washington, DC, to dive deeper. …

  7. Discover the Library of Congress | Library of Congress

    Discover the Library of Congress Search millions of items in many formats and languages. Explore a growing treasury of digitized materials. Consult with staff online or in one of the …

  8. Services & Programs - Library of Congress

    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.

  9. Welcome to the New Library of Congress Catalog!

    On Monday, June 30, 2025, the Library of Congress launched its new catalog. The catalog is the main access point for the Library's collections. The new, user-centered interface is powered by …

  10. Prints & Photographs Online Catalog - Library of Congress

    The Prints and Photographs Online Catalog (PPOC) contains catalog records and digital images representing a rich cross-section of still pictures held by the Prints & Photographs Division …