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Mining Methods and Costs at Crystal-Victory and Minerva Number 1 Fluorspar Mines of Minerva Oil Company, Hardin County, Illinois

Description: Report issued by the U.S. Bureau of Mines discussing mining costs and methods of fluorspar mines in Hardin County, Illinois. As stated in the summary, "it describes the exploration, development, and mining practices, giving costs of each. Transportation, equipment, power, labor, and other influencing factors also are discussed" (p. 1). This report includes tables, maps, illustrations, and photographs.
Date: 1960
Creator: Montgomery, Gill; Daly, J. J. & Myslinski, Frank J.
Item Type: Refine your search to only Report
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Extinguishing Fire with Carbon Dioxide in the Valier Mine, Valier Coal Company, Valier, Franklin County, Illinois

Description: Report issued by the U.S. Bureau of Mines discussing mining fires, and the use of carbon dioxide as fire control. As stated in the introduction, "the purpose of this circular is to describe the sealing off of a mine fire and subsequent use of carbon dioxide gas to extinguish it" (p. 2). This report includes tables, and illustrations.
Date: April 1950
Creator: Westfield, James; Brumbaugh, H. C. & Whittaker, R. W.
Item Type: Refine your search to only Report
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Annual Report of Research and Technologic Work on Coal: Fiscal Year 1941

Description: Report issued by the U.S. Bureau of Mines discussing the annual report over the research and technology of coal during 1941. As stated in the foreword, "these investigations increase our fund of exact knowledge on the properties and composition of American coals and lead to better methods in mining, preparing, storing, and utilizing coal" (p. 4). This report includes tables, illustrations, photographs, and a map.
Date: November 1941
Creator: Fieldner, Arno Carl & Schmidt, L. D.
Item Type: Refine your search to only Report
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