St. John, John R.

A true description of the Lake Superior country ... with Bayfield's chart ... also a minute account of the copper mines and working companies ... and containing a concise mode of assaying, treating, smelting, and refining copper ores

A true description of the Lake Superior country ... 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, smelting, and refining copper ores

A true description of the lake Superior country ... with Bayfield's chart