You searched for: Author Geological Survey (U.S.) Remove constraint Author: Geological Survey (U.S.) Access Public Remove constraint Access: Public Subject Administrative and political divisions Remove constraint Subject: Administrative and political divisions Place New Jersey Remove constraint Place: New Jersey Place Delaware Remove constraint Place: Delaware Place Connecticut Remove constraint Place: Connecticut Year 1980 Remove constraint Year: 1980
1980. Geological Survey (U.S.). This polygon shapefile contains the 1980 state and county boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer ... Geological Survey (U.S.).