- Smith, W. A. (Cartographer)1
- Smith, William G. (Surveyor)1
- Snyder & Black Lithogrs.1
- Society for the Diffusion of Useful Knowledge (Great Britain)1
- Sotzmann, D. F.1
- South Dakota. State Highway Commission1
- Stibott, A. J.1
- Strum, G. P. (Gustave P.)1
- Taintor Brothers & Merrill1
- Tardieu, Pierre Antoine, 1784-18691
- Thayer, John Otis, 1830-1
- Thrall, Willis1
- U.S. Lake Survey1
- United States Department of Transportation-Bureau of Transportation Statistics1
- United States Reclamation Service1
- United States. Army. Air Service1
- United States. Army. Corps of Topographical Engineers1
- United States. Bureau of Indian Affairs1
- United States. Bureau of Reclamation1
- United States. Department of Agriculture. Division of Publications1