A Statement of the Conditions and Prospects of the Norwich Mine, Lake Superior, with Illustrative Diagrams and Maps, July 1, 1853 American Mining Company Published: 1853 Total Pages: 16 Get eBook
Investigation of the Norwich Manganese Deposit, Silver Bow County, Mont John W. Cole Published: 1951 Total Pages: 34 Get eBook
Mines and Mineral Statistics Michigan. Dept. of Mineral Statistics Published: 1901 Total Pages: 154 Get eBook
Mines and Mineral Statistics Michigan. Office of the Commissioner of Mineral Statistics Published: 1886 Total Pages: 394 Get eBook
The Mining Ventures of this Ontonagon Country James Knox Jamison Published: 1950 Total Pages: 114 Get eBook
