Prospectus of the St. Mary's Copper Mining Company [microform] : located on the north half of section 18, township 55 north, range 33 west : and north half, and south-west quarter, of section 13, township 55 north, range 34 west : containing 800 acres mineral land, in the county of Houghton, Michigan, near Portage Lake.
St. Mary's Copper Mining Company.
Boston : Printed by J. Wilson and Sons,
1863.
Sabin 75426
Microfiche.
St. Mary's Copper Mining Company.
Copper mines and mining