Publisher
- California. Department of Transportation2
- Canada Centre for Mapping and Earth Observation17
- Instituto Nacional de Estadística y Geografía (Mexico)32
- Mono County (Calif.). Information Technology1
- New York (City). Department of City Planning2
- San Francisco (Calif.). Department Of Telecommunications and Information Services.1
- Stanford University. Center for Spatial and Textual Analysis5
- United States. Bureau of Transportation Statistics1
- United States. Bureau of the Census. Geography Division20
- Yuba County (Calif.). Information Technology Services1