Copper Mining in Ontonagon County by Tauno Kilpela
A chronicle of operations on the principle ore bodies of the Ontonagon Mining District. 17 pp. Kilpela reviews operations at the Adventure Consolidated, Mass Consolidated, Michigan, Victoria and White Pine mines. About the Author: Tauno Kilpela was a Copper Country native, World War II veteran and Michigan Tech graduate. Mr. Kilpela was a long time member of the Copper Range Historical Society and authored several books chronicling the operations of the seven major copper loads of the Keweenaw mining district.