Narrative journal of travels through the northwestern regions of the United States, extending from Detroit through the great chain of American lakes to the sources of the Mississippi River, in the year 1820

The book covers journeys from Detroit to Michilimackinac, on to Sault Ste. Marie, to copper mines at Ontonagon river, through various areas in Wisconsin, to Chicago, back to Michilimackinac by boat, then back to Detroit. It contains geographical and geological notes along with observations about Native Americans in the region.