Letter from the Secretary of the Interior, enclosing the geological report on the copper lands of Lake Superior land district, Michigan

2016-06-032016-06-031850-05-16http://hdl.handle.net/11244/35457Chippewa Indians - LandsMines and Mining - CopperMines and Mining - Lake SuperiorMohawk IndiansSioux Indians - LandsLetter from the Secretary of the Interior, enclosing the geological report on the copper lands of Lake Superior land district, Michigan