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Publisher
Geological Survey (U.S.)
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Subject
Boundaries
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Place
United States
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Year
1972
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1 entry found
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1. State Boundaries of the United States, 2005
1972. Geological Survey (U.S.). This polygon shapefile portrays the state boundaries of the United States, and the boundaries of Puerto Rico and the U.S. Virgin Islands. The map l... Geological Survey (U.S.).