Johnson, E. W.2007-01-032022-02-032007-01-032022-02-03http://hdl.handle.net/11124/6517Date scanned: 2002-5-21.USBM #59297; Angle view of 30-inch reaming tool used in drilling 30-inch hole, 380 feet deep, at Hiawatha Mine, M. A. Hanna Company, Iron River, Iron County, Michigan (Layne-Northwest Company, contractors).Held in the Russell L. and Lyn Wood Mining History Archive, Arthur Lakes Library, Colorado School of Mines.Donor: United States Bureau of Mines.The Hiawatha mines near Stambaugh, Michigan was operated by the M. A. Hanna Company. The Hiawatha #1 was the deepest mine in Iron County and one of the most productive. The mines were worked from 1893 to 1967. The M. A. Hanna Company was one of the large mining companies that moved into the Michigan iron area in the early 1900s, consolidated smaller properties, and engaged in exploration for other economic deposits.Rights management statement available at: http://library.mines.edu/digital/rights.htmlM. A. Hanna CompanyIron mines and miningMiningUnderground miningStillImage