List of the largest libraries in the United States
The largest public library in the United States—and the largest library in the world—is the Library of Congress in Washington, D.C., which is the "de facto" national library of the United States. It holds more than 167 million items, including "more than 39 million books and other printed materials, 3.6 million recordings, 14.8 million photographs, 5.5 million maps, 8.1 million pieces of sheet music and 72 million manuscripts." Other than the Library of Congress, the largest public library in the United States is the New York Public Library, while the largest research library in the United States is the Harvard Library.
University of North Dakota
UND has three major libraries which, together, form the largest system of research libraries in the state of North Dakota. The Chester Fritz Library is the largest library in the state. It houses 1.6 million volumes, provides access to approximately 28,000 electronic journal subscriptions, and owns over 20,000 electronic books. It also serves as a U.S. patent and trademark depository and a government document depository. UND's special collections department is known for its genealogical resources, including Norwegian "Bygdeboker", or Norwegian farm and town records. Branches of the Chester Fritz Library include the Energy and Environmental Research Library, the F.D. Holland Geology Library, and the Gordon Erickson Music Library. The School of Law operates the Thormodsgard Law Library and the School of Medicine operates the Harley E. French Library of the Health Sciences.