Accident Experience: Iron-Ore Mines, Lake Superior District, 1940-43 (open access)

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
Annual Report of Research and Technologic Work on Coal: Fiscal Year 1942 (open access)

Annual Report of Research and Technologic Work on Coal: Fiscal Year 1942

Report issued by the U.S. Bureau of Mines discussing studies over the research and technology of coal during 1942. As stated in the introduction, "the annual reports of the research and technologic investigations conducted by the Bureau of Mines on the occurrence, properties, mining, preparation, and uses of coal, of which the present report is the seventh, are intended to be brief summaries of progress" (p. 4). This report includes tables, illustrations, and photographs.
Date: May 1943
Creator: Fieldner, Arno Carl & Rice, W. E.
System: The UNT Digital Library