Search Results
1997. U.S. Geological Survey. The locations of features labeled as "Airports" in the U.S. Geological Survey's Geographic Names Information System (GNIS) datafiles, 1997. The GN... Napa County (Calif.). County Of Napa.
1997. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts the general distribution and identity of geologic materials in the nine county San Francisco Bay Area Region, Califo... Bay Area Open Space Council.
1997. Teale GIS Solution Group. COVERAGE DESCRIPTION: The 'PRECIPITATION' layer represents lines of equal rainfall (isohyets) based on long-term mean annual precipitation data com... Napa County (Calif.). County Of Napa.