Library of Congress

The Library of Congress is the largest library in the world, with millions of books, films and video, audio recordings, photographs, newspapers, maps and manuscripts in its collections. The Library is the main research arm of the U.S. Congress and the home of the U.S. Copyright Office.

The Library preserves and provides access to a rich, diverse, and enduring source of knowledge to inform, inspire, and engage you in your intellectual and creative endeavors. Whether you are new to the Library of Congress or an experienced researcher, our world-class staff is ready to assist you online and in person.