Creator
- Manson, Michael W.27
- United States. Bureau of the Census. Geography Division27
- Endris, Charles A.25
- California. Department of Conservation24
- Ritchie, Andrew C.24
- Nevada County (Calif.). Geographic Information Systems22
- Sāzmān-i Naqshahʹbardārī-i Kishvar22
- Tehama County Public Works21
- Environmental Systems Research Institute (Redlands, Calif.)20
- California. Office of Statewide Health Planning and Development19
- Coastal Services Center (U.S.)19
- GLIMS19
- Sierra Nevada Conservancy19
- Armstrong, Jake H.18
- Centre de recherche géographique et de production cartographique (Brazzaville, Congo)18
- Santa Clara Valley Water District (Calif.)18
- United Nations Operational Satellite Applications Programme18
- California. Department of Fish and Game17
- Dartnell, Peter17
- Phillips, Eleyne L.17