Image:Minnesota 1990.jpg

Source: [http://www.lib.utexas.edu/maps/united_states Perry-Castañeda Library Map Collection] (a collection of maps where most are in public domain, see Library Web Material Usage Statement.

"Courtesy of the University of Texas Libraries, The University of Texas at Austin."

	This file is in the public domain', because it's material from the Perry-Castañeda Library Map Collection, collection of maps where most are in public domain)
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