Publisher
- California. Department of Fish and Game. Marine Resources Region127
- Geological Survey (U.S.)86
- Bay Area Open Space Council25
- International Steering Committee for Global Mapping22
- United States. Bureau of the Census. Geography Division20
- County of Santa Cruz Information Services Department14
- Humboldt County Planning and Building Department8
- Monterey County (Calif.)7
- Santa Clara Valley Water District (Calif.)6
- United States. National Geospatial-Intelligence Agency5
- North American Cartographic Information Society4
- United States. Bureau of Transportation Statistics4
- Analyse Diachronique de l'espace Urbain Parisien: Approche Geomatique3
- County of San Mateo Information Services Department3
- National Atlas of the United States3
- Sacramento County GIS3
- Wyoming Geographic Information Sciences Center3
- Environmental Systems Research Institute (Redlands, Calif.)2
- California. Division of Mines and Geology1
- California. Metropolitan Transportation Commission1