Creator
- Angel, Shlomo239
- Blei, Alejandro M239
- Civco, Daniel L.239
- Parent, Jason239
- International Association of Seismology and Physics of the Earth's Interior61
- International Heat Flow Commission61
- Oklahoma State University. Department of Geography. Cartography Service61
- California. Farmland Mapping and Monitoring Program45
- California Geological Survey22
- Geological Survey (U.S.)15
- California. Department of Conservation14
- Marshall, Gerald14
- Mendes, Eric14
- Environmental Systems Research Institute (Redlands, Calif.)12
- California. Metropolitan Transportation Commission9
- National Atlas of the United States8
- Nature Conservancy (U.S.)6
- NASA Langley Atmospheric Sciences Data Center4
- Stackhouse, Cecil4
- United States. Bureau of Transportation Statistics4