Creator
- International Association of Seismology and Physics of the Earth's Interior51
- International Heat Flow Commission51
- Oklahoma State University. Department of Geography. Cartography Service51
- Daly, Chris26
- National Climatic Data Center (U.S.)26
- National Water and Climate Center (U.S.)26
- Patterson, Will26
- Taylor, George26
- United States. Defense Mapping Agency26
- California Geological Survey20
- Marshall, Gerald18
- Mendes, Eric18
- California. Department of Conservation16
- Geological Survey (U.S.)13
- Environmental Systems Research Institute (Redlands, Calif.)11
- National Atlas of the United States8
- Monterey County (Calif.)4
- Rosenberg, Lewis I.4
- International Livestock Research Institute3
- Arndt, Raymond E.2