National-atlas-oklahoma.PNG
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Summary
From here: http://en.wikipedia.org/wiki/Image:National-atlas-oklahoma.PNG
Licensing
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This map was obtained from an edition of the
National Atlas of the United States
. Like almost all works of the U.S. federal government, works from the
National Atlas
are in the
public domain
in the United States.
Online access: NationalAtlas.gov | 1970 print edition: Library of Congress , Perry-Castañeda Library
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