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- Militärgeographisches Institut (Vienna, Austria)33
- Geological Survey (U.S.)2
- L'Hommedieu & Wilson, Inc., cartographer2
- United States. Bureau of Reclamation, cartographer2
- H.M. Gousha Company, cartographer1
- Koninklijk Nederlands Geologisch Mijnbouwkundig Genootschap1
- Lang, Walter B. (Walter Barnes), 1890-19731
- Lindgren, Jolly, cartographer1
- Martin, Helen M. (Helen Mandeville), 1889-19731
- Milburn Bros., cartographer1
- Peabody, H. K., cartographer1
- Portugal. Junta de Investigações Coloniais1
- United States. Forest Service. Northern Region1
- Washington (State). Division of Geology1
