"Copper mines and mining New York (State) Albany." . . "Electronic books"@en . . . . . . . . . . "First annual report of the St. Mary's Copper Mining Co. for the year ending Jan. 31, 1864 issued April, 1864 : with the by-laws of the company"@en . . . . . . . . . . . . "Copper mines and mining Massachusetts Boston." . . "St. Mary's Copper Mining Company." . . "Copper mines and mining Michigan Houghton County." . .