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1. U.S. Counties (Generalized)

2002. Esri. U.S. Counties (Generalized) represents the counties of the United States in the 50 states and the District of Columbia. Esri.

2. Federal Lands of the United States, 2006

1972. National Atlas of the United States. This polygon shapefile contains federally owned or administered lands of the United States, Puerto Rico, and the U.S. Virgin Islands. Only areas of... National Atlas of the United States.