Authors: United States. (sorted by release date)
- United States. Army Air Forces - Nov 23, 2021
- National Gallery of Art (U.S.) - Nov 15, 2021
- Consumer and Food Economics Institute (U.S.) - May 18, 2021
- United States. Army - May 4, 2021
- United States. Department of Commerce - Mar 1, 2021
- U.S. Atomic Energy Commission - Oct 30, 2020
- United States. Maritime Administration - Oct 30, 2020
- United States. Office of Chief of Counsel for the Prosecution of Axis Criminality - Sep 30, 2020
- United States. Bureau of Commercial Fisheries - Aug 4, 2020
- Lincoln, Abraham 1809-1865 Apr 28, 2020
- Federal Writers' Project - Apr 23, 2020
- Northwest Territory Celebration Commission (U.S.) - Apr 23, 2020
- U.S. Fish and Wildlife Service - Apr 10, 2020
- United States. Office of Education - Mar 18, 2020
- United States. Forest Service. Rocky Mountain Region - Mar 4, 2020
- Army War College (U.S.) - Dec 30, 2019
- Harding, Warren G. (Warren Gamaliel) 1865-1923 Dec 20, 2019
- Hoover, Herbert 1874-1964 Oct 30, 2019
- United States. Bureau of Reclamation - Jul 24, 2019
- United States. Department of Agriculture - Jul 24, 2019
- United States. Forest Service - Jun 11, 2019
- United States. Department of State - Dec 9, 2018
- United States. Warren Commission - Oct 5, 2018
- United States. Railroad administration. Division of finance - May 16, 2018
- Jefferson, Thomas 1743-1826 Feb 16, 2018
