Library of Congress
The Library of Congress is the largest library in the world, with millions of books, 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.
Museum of the City of New York
The Museum of the City of New York fosters understanding of the distinctive nature of urban life in the world’s most influential metropolis. It engages visitors by celebrating, documenting, and interpreting the city’s past, present, and future.
The National Archives and Records Administration (NARA) is the nation's record keeper.
National Park Service
The National Park Service preserves unimpaired the natural and cultural resources and values of the National Park System for the enjoyment, education, and inspiration of this and future generations. The Park Service cooperates with partners to extend the benefits of natural and cultural resource conservation and outdoor recreation throughout this country and the world.