- Canada. Dept. of the Interior24
- Great Britain. Ordnance Survey23
- Ordnance Survey of Great Britain and Ireland22
- Royal Geographical Society (Great Britain). Geographical Section22
- United States Coast Survey22
- United States. Office of Strategic Services21
- Edward Stanford Ltd20
- Royal Geographical Society (Great Britain)20
- U.S. Coast and Geodetic Survey20
- J.H. Colton & Co19
- George Philip & Son18
- National Geographic Society (U.S.). Cartographic Section18
- Jefferys, Thomas, d. 177116
- Kitchin, Thomas, d. 178416
- United States. Surveyor General16
- Bowen, Emanuel, d. 176715
- British Columbia. Dept. of Lands15
- Colton, G. Woolworth (George Woolworth), 1827-190115
- Cary, John, ca. 1754-183514
- Geological and Geographical Survey of the Territories (U.S.)14