Creator
- United States. Department of Housing and Urban Development13
- Environmental Systems Research Institute (Redlands, Calif.)2
- Geological Survey (U.S.)2
- National Atlas of the United States2
- Armstrong, Jake H.1
- California. Office of Statewide Health Planning and Development1
- County of San Mateo Information Services Department1
- United States. Bureau of Transportation Statistics1
- United States. Department of State. Humanitarian Information Unit1
- United States. Department of State. Office of the Geographer1