Authors: United States.
- United States. Coast Guard - 849 downloads
- United States Tariff Commission - 844 downloads
- Taft, William H. (William Howard) 1857-1930 843 downloads
- United States. Navy Department. Bureau of Ordnance - 817 downloads
- Jet Propulsion Laboratory (U.S.) - 741 downloads
- Federal Writers' Project - 723 downloads
- Northwest Territory Celebration Commission (U.S.) - 723 downloads
- United States. Department of Commerce - 720 downloads
- Army War College (U.S.) - 709 downloads
- Van Buren, Martin 1782-1862 704 downloads
- United States. Department of Defense - 702 downloads
- Eisenhower, Dwight D. (Dwight David) 1890-1969 702 downloads
- United States. Office of Civil Defense - 622 downloads
- Bush, George W. (George Walker) 1946- 588 downloads
- United States. Congress. House. Committee on Patents - 583 downloads
- United States. Forest Service - 577 downloads
- Harding, Warren G. (Warren Gamaliel) 1865-1923 535 downloads
- United States. Department of Agriculture - 513 downloads
- United States. Bureau of Naval Personnel - 512 downloads
- Bush, George 1924-2018 500 downloads
- Reagan, Ronald 1911-2004 496 downloads
- United States. Public Health and Marine Hospital Service - 491 downloads
- United States. Congress. House. Committee on Naval Affairs - 482 downloads
- Johnson, Lyndon B. (Lyndon Baines) 1908-1973 448 downloads
- Truman, Harry S. 1884-1972 448 downloads
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