- Geological Survey (U.S.), cartographer1
- Geological Survey of Canada1
- Geological Survey of Great Britain1
- Great Britain. Royal Commission on Canals and Waterways, creator1
- Great West Drafting Co.1
- Gregory, Herbert E. (Herbert Ernest), 1869-19521
- Helm, Charles J.1
- Herning, O. G.1
- Hicks-Judd Company, cartographer1
- Hoempler, Carlos E. C.1
- Janss Investment Company, author1
- Johnson, F. W. B.1
- Kenyon Printing & Mfg Co., cartographer1
- Kerr, Robert F. (Robert Floyd), (1850-1921), cartographer1
- London and North-Western Railway1
- Ludowese, N. B., cartographer1
- Manhattan-Goldfield Brokerage Company, compiler1
- Mason L. Brown & Co., cartographer1
- Matthews-Northrup Works1
- McClure, W. F. (Wilbur F.)1
GeoBlacklight version 4.1.0
