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- Geological Survey (U.S.)107
- United States. Army Map Service15
- United States. Department of State. Division of Map Intelligence and Cartography10
- Canada. Bureau of Geology and Topography9
- Geological Survey of Canada6
- United States. Forest Service. Intermountain Region5
- National Geographic Society (U.S.). Cartographic Division3
- Armstrong, J. E. (John Edward), 1912-2
- National Geographic Society (U.S.). Cartographic Section2
- United States. Forest Service. Southern Region2
- Alcock, Frederick James, 1888-1
- American Automobile Association1
- Australia. Army. Field Survey Company, 5th1
- Automobile Club of Southern California1
- Ceylon. Minindōru Depārtamēntuva1
- Collins, W. H. (William Henry), 1878-19371
- Cooke, H. C.1
- Creuzbaur, Robert1
- De Witt, Wallace, Jr., 1920-20121
- Gallup Map and Stationery Company1
