This descriptive discussion of the Lake Superior country emphasizes geographical features and is directed primarily towards those interested in locating and exploiting the region's mineral deposits of copper and iron. Nevertheless, it is written as a travel narrative, with the author progressing along the shoreline areas, noting their scenic beauties and providing anecdotes and opinions along the way. The reader is told what to wear and what transportation facilities and amenities will be found en route. The book lists mining companies already functioning in the area and gives information about their management and the nature of their operations. Among other information, there is also a glossary of mining terms, a list of grantees, a short vocabulary of French and local Indian words, and a list of steamship and sailing vessels.

With Bayfield's chart showing the boundary line as established by Joint commission. Also a minute account of the copper mines and working companies and containing a concise mode of assaying, treating.