Creator
- Gap Analysis Program (U.S.)60
- International Association of Seismology and Physics of the Earth's Interior28
- International Heat Flow Commission28
- Oklahoma State University. Department of Geography. Cartography Service28
- Golden, Nadine E.27
- Pacific Coastal and Marine Science Center26
- Johnson, Samuel Y.13
- Manson, Michael W.13
- California. Department of Water Resources11
- California. Metropolitan Transportation Commission11
- Environmental Systems Research Institute (Redlands, Calif.)11
- Greene, H. G.11
- Hartwell, Stephen R.10
- Macedonia (Republic). Agency for Real Estate Cadastre10
- Geological Survey (U.S.)9
- Dartnell, Peter8
- Direccion General de Catastro y Geografia, General Direction for Cadastre and Geography8
- Kvitek, Rikk G.8
- Uganda Bureau of Statistics8
- Nature Conservancy (U.S.)7