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.
Johns Hopkins University
The Johns Hopkins University Library system houses more than 3.6 million volumes and includes ten main divisions across the university's campuses. The largest segment of this system is the Sheridan Libraries, encompassing the Milton S. Eisenhower Library (the main library of the Homewood campus), the Brody Learning Commons, the Hutzler Reading Room ("The Hut") in Gilman Hall, the John Work Garrett Library at Evergreen House, and the George Peabody Library at the Peabody Institute campus.