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- Great Britain. War Office. General Staff. Geographical Section4
- United States. Army Map Service4
- National Geographic Society (U.S.). Cartographic Division2
- Bouma, Donald G1
- Brehm, John J. B1
- Darley, James M. (James Morrison)1
- Geological Survey (U.S.)1
- Great Britain. Army. Royal Engineers. Fd. Survey Coy., 5121
- Great Britain. Inter-service Topographical Dept1
- Holdstock, A. E1
- United States. Office of Strategic Services. Research and Analysis Branch1