- Geological Survey (U.S.)4
- Rumsey, David, 1944-3
- Virtual Shanghai Project2
- Bay Area Open Space Council1
- Carey, Mathew, 1760-18391
- Conservation Lands Network1
- Delarochette, L. (Louis), 1731-18021
- Faden, William, 1749-18361
- GeoX Kft.1
- Geographical Surveys West of the 100th Meridian (U.S.)1
- GreenInfo Network (Firm)1
- Home Owners Loan Corporation1
- Rocque, John, -17621
- San Francisco Bay Area Upland Habitat Goals Project1
- Stanford University. Center for Spatial and Textual Analysis1
- Stanford University. Woods Institute for the Environment1
