- Clason Map Co., cartographer, publisher2
- Darton, Nelson Horatio, 1865-19482
- Dinsmore, A. F.2
- Drewes, Harald, 1927-2
- G.W. & C.B. Colton & Co., cartographer2
- Geographical Surveys West of the 100th Meridian (U.S.)2
- Geological Survey (U.S.), cartographer2
- Hayes, Philip Thayer, 1923-2
- Johnson, Ross B., 1919-2
- Karl, Anton2
- Maxwell, Charles H. (Charles Henry), 1923-2
- Morley, W. R. (William Raymond), 1846-18832
- Rand McNally and Company, cartographer2
- RatteĢ, James Clifford, 1925-2
- Schlee, John Stevens, 1928-2
- Selden, Henry S.2
- Thorman, Charles H.2
- Tillery, Anne C. (Anne Celeste)2
- Automobile Club of Southern California1
- Baltz, Elmer Harold, 1927-1
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