Notice respecting the boundary between His Majesty's possessions in North America and the United States with a map of America, between latitude 40 and 70 north, and long. 80 and 150 west, exhibiting the principal trading stations of the North West Company and intended to accompany the narrative of occurrences in the Indian countries of North America, connected with the Earl of Selkirk, the Hudson's Bay and the North West Companies.