- Higgins, R. L.1
- Hill, E. F., cartographer1
- Homestead Supplies Inc., cartographer1
- Hotz, Preston Enslow, 1913-1
- Hoy, W. W., cartographer1
- Huang, Huapei1
- Huggins, C. L. (Charles L.), cartographer, surveyor1
- Huggins, C. L., cartographer1
- Hunter, W. F. (City engineer)1
- Huntington National Oil Company, cartographer1
- Hutawa, Julius, cartographer1
- Hutawa, Julius, cartographer, publisher1
- Immigration Association of California1
- Inverness Land and Water Co.1
- Irvine Company1
- Irvine, L. E., cartographer1
- J.H. Colton & Co.1
- J.H. Edmonds & Son, publisher1
- Jackson, Wm. A. (William A.), cartographer1
- James R.H. Wagner Co.1
GeoBlacklight version 4.1.0
