- Gaillard, J. P.1
- Geis, Irving (designer)1
- Gibbes, Lewis Reeves, 1810-18941
- Gibson, J. (John), active 1750-1792 (engraver)1
- Gilbeart H. Collings and P.H. Montgomery 1
- Gilbert Thompson, Chief Geographer in Charge1
- Gilbert Thompson, Geographer in Charge1
- Globe Photo, Inc.1
- Grant, Robert, d.18161
- Gray, Frank A. (Cartographer)1
- Gray, O. W. (Ormando Wyllis), 1829-1912 (cartographer)1
- Gulf Oil Corporation1
- Gulf Refining Company1
- Guyot, A. (Arnold), 1807-1884. (Geographer)1
- H. M. Wilson, Geographer1
- H. M. Wilson, Geographer in Charge1
- H.C. Carey & I. Lea (Firm) (publisher)1
- Hart, Hastings H. (Hastings Hornell), 1851-1932.1
- Hart, Philip, d.17961
- Hayward, George, approximately 1800- (Lithographer)1