Map illustrating the plan of the defences of the Western & North Western Frontier / as prepared by Charles. Gratiot in his report of Oct. 31, 1837 ; compiled in the U.S.

Map Illustrating the plan of the defences of the Western & North-Western Frontier, as proposed by Charles Gratiot in his report of Oct. 31, 1837

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Map illustrating the plan of the defences of the Western & North Western Frontier / as prepared by Charles. Gratiot in his report of Oct. 31, 1837 ; compiled in the U.S.

Lewis & Clark

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