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.

In Defence of their Homelands

1837 Map of Western and Northern Frontier

Old World Auctions - Catalog (Archive)

Lewis & Clark

Map illustrating the plan of the defences of the Western & North-Western Frontier – New World Cartographic

Map western front first world war hi-res stock photography and images - Alamy

Mapping the Nation with pre-1900 U.S. Maps: Uniting the United States

The Project Gutenberg e-Book of Old Mackinaw; Author: W. P. Strickland.

American History by Cowan's Auctions - Issuu