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Accident Experience: Iron-Ore Mines, Lake Superior District, 1940-43
Report issued by the U.S. Bureau of Mines discussing the iron-ore mining accident experience in the Lake Superior District. Frequency and severity rates of accidents between 1940 and 1943 are presented. This report includes tables.
Date:
May 1945
Creator:
Cash, Frank E. & Larsen, Reuben D.
System:
The UNT Digital Library