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Encyclopedia

Oklahoma

Oklahoma (ōkluhō'mu) [key], state in SW United States. It is bordered by Missouri and Arkansas (E); Texas, partially across the Red R. (S, W); New Mexico, across the narrow edge of the Oklahoma Panhandle (W); and Colorado and Kansas (N).

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The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2007, Columbia University Press. All rights reserved.

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