Creator
- Geological Survey (U.S.)11
- National Atlas of the United States6
- Rumsey, David, 1944-4
- EROS Data Center3
- Bouchette, Joseph2
- Canada Centre for Mapping1
- Colton, J. H. (Joseph Hutchins), 1800-18931
- Dripps, M. (Matthew)1
- Faden, William, 1749-18361
- Instituto Nacional de Estadística, Geografía e Informática (Mexico)1
- Jones, R. A.1
- USGS National Center for EROS1
- United States. Forest Service1