Professor Emeritus Terry S. Reynolds authored “Staying Alive: The Introduction of Slushing in Michigan’s Underground Iron Mines” in the Mining History Journal, 22 (2015), 51-78.
From Tech Today.
Professor Emeritus Terry S. Reynolds authored “Staying Alive: The Introduction of Slushing in Michigan’s Underground Iron Mines” in the Mining History Journal, 22 (2015), 51-78.
From Tech Today.