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Method and Cost of Dredging Sand and Gravel by the Ohio River Sand Co., Louisville, Kentucky
Report issued by the U.S. Bureau of Mines discussing dredging methods of used by the Ohio River Sand Company. The different methods and costs used to recover gravel and sand are described. This report includes tables and illustrations.
Date:
January 1931
Creator:
Duffy, J. Hamilton
System:
The UNT Digital Library
Safety Cars of the United States Bureau of Mines
Report issued by the U.S. Bureau of Mines discussing the mine stations and safety cars used to reach miners in distress. As stated in the report, "the purpose, equipment, personnel, and construction of its safety cars" is presented. This report includes an illustration, and a map.
Date:
March 1931
Creator:
Forbes, J. J. & Ankeny, M. J.
System:
The UNT Digital Library
Thickness of Bituminous Coal and Lignite Seams Mined in the United States in 1945
Report issued by the U.S. Bureau of Mines discussing bituminous coal and lignite seams found in the United States. The thickness of seams from several U.S. states is compared, as well as the mining methods employed. This report includes maps, tables, and illustrations.
Date:
December 1947
Creator:
Young, W. H. & Anderson, R. L.
System:
The UNT Digital Library
Analyses of Kentucky Coals
Report issued by the Bureau of Mines discussing analyses of the Eastern and Western coal fields in Kentucky. The two coal fields are described in detail. This report includes tables, and illustrations.
Date:
1944
Creator:
McFarlan, Arthur C.
System:
The UNT Digital Library