Nice example of the 1766 edition of Brion De La Tour's map of most of North America.
A fascinating map of most of North America, exhibiting the extent of discoveries in the Southwest, Alaska and the Arctic Regions. Two long rivers run from California to the Rocky Mountain region, the Northernmost attaching Lake Winnipeg. Extensive note regarding explorations along the NW Coast of America, but the Sea of the West as given, was to the Decouvertes Des Russes.
The Mississippi River drainage is now well explored by the French, who are now shifting west following the end of the French & Indian War. A number of French forts shown, including Detroit, S. Pierre, S. Charles, S. Phillipe, Huillier, S. Francisco, and Rosalie.
A decorative map from Brion De La Tour, one of the most prolific cartographic publishers of the mid 18th Century.