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1. Important Farmland, Napa County, California, 1990

1990. California. Farmland Mapping and Monitoring Program. This polygon shapefile represents areas of important farmland in Napa County, California for 1990. Established in 1982, Government Code Section 655... California. Farmland Mapping and Monitoring Program.

2. 1990 Census Roads - San Francisco Bay Area, California

1990. California. Metropolitan Transportation Commission. This line shapefile contains primary and secondary roads for the San Francosco Bay Area in California. Primary roads are generally divided, limited... California. Metropolitan Transportation Commission.

3. California Metropolitan Transportation Commission Travel Analysis Zones, 1990

1990. California. Metropolitan Transportation Commission. This polygon shapefile contains regional traffic analysis zones (RTAZ) for the San Francisco Bay Area in California. These data have ben clipped to... California. Metropolitan Transportation Commission.

4. Census Places, 1990 - San Francisco Bay Area, California

1990. California. Metropolitan Transportation Commission. This polygon shapefile contains the Census places for the state based as of January 1, 1990. Places, for the reporting of decennial census data, in... California. Metropolitan Transportation Commission.

5. Census Places, 1990 - San Francisco Bay Area, California (Clipped)

1990. California. Metropolitan Transportation Commission and U.S. Department of Commerce, Bureau of the Census, Geography Division. This polygon shapefile contains the Census places for the San Francisco Bay Area based as of January 1, 2000. These data have been clipped to the s... California. Metropolitan Transportation Commission.

6. Census Tracts, 1990 - San Francisco Bay Area, California

1990. California. Metropolitan Transportation Commission. This polygon shapefile displays Census tracts for the San Francisco Bay Area in California, based on entity boundaries established on January 1, 19... California. Metropolitan Transportation Commission.

7. Census Tracts, 1990 - San Francisco Bay Area, California (Clipped)

1990. California. Metropolitan Transportation Commission. This polygon shapefile displays Census tracts for the San Francisco Bay Area in California based on entity boundaries established on January 1, 199... California. Metropolitan Transportation Commission.

8. Census Traffic Analysis Zones, 1990 - San Francisco Bay Area, California

1990. California. Metropolitan Transportation Commission. This polygon shapefile contains the Census Traffic Analysis Zones (CTAZ) for California for the year 1990. The CTAZ zones range in size from multip... California. Metropolitan Transportation Commission.

9. Superdistricts with Populations, San Francisco Bay Area, California, 1990

1990. California. Metropolitan Transportation Commission. This polygon shapefile contains superdistrict boundaries and population statistics created by the Metropolitan Transportation Comission (MTC) using... California. Metropolitan Transportation Commission.

10. Counties: Russian River Watershed, California, 1990

1990. Circuit Rider Productions. This polygon dataset contains county boundaries and features (usually shorelines). The county outlines were digitized from 1:100,000 scale mylar US... Circuit Rider Productions.