You searched for: Author Geological Survey (U.S.) Remove constraint Author: Geological Survey (U.S.) Access Public Remove constraint Access: Public Institution Stanford Remove constraint Institution: Stanford Place Alaska Remove constraint Place: Alaska Place Arizona Remove constraint Place: Arizona Year 1990 Remove constraint Year: 1990 Bounding Box 50.273438 19.12441 59.589844 28.748397 Remove constraint Bounding Box: 50.273438 19.12441 59.589844 28.748397
1990. Geological Survey (U.S.). This polygon shapefile portrays the 1990 state and county boundaries of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer ... Geological Survey (U.S.).