You searched for: Author Geological Survey (U.S.) Remove constraint Author: Geological Survey (U.S.) Subject Administrative and political divisions Remove constraint Subject: Administrative and political divisions Subject Boundaries Remove constraint Subject: Boundaries Place Nebraska Remove constraint Place: Nebraska Place Colorado Remove constraint Place: Colorado Year 2000 Remove constraint Year: 2000
2000. Geological Survey (U.S.). This polygon shapefile portrays the 2000 state and county boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer ... Geological Survey (U.S.).