Creator
- Geological Survey (U.S.)4
- California. Biogeographic Data Branch2
- California. Fisheries Programs Branch2
- Canada Centre for Remote Sensing2
- Instituto Nacional de Estadística, Geografía e Informática (Mexico)2
- California. Metropolitan Transportation Commission1
- Environmental Systems Research Institute (Redlands, Calif.)1
- Garcia, Paul1
- National Atlas of the United States1
- Price, Matt1
- Rawson, Peg1
- Sacramento County GIS1