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Applicability of Radio to Emergency Mine Communications: Progress Report, September 1946 to November 1947
Report issued by the Bureau of Mines over the progress made in emergency mine communications. The results of testing done on low-frequency radio communication are presented. This report includes tables, graphs, illustrations, and photographs.
Date:
May 1948
Creator:
Felegy, E. W. & Coggeshall, E. J.
System:
The UNT Digital Library
Comparative Study of Magnetic Surveys of Worcester County, Maryland: Made on the Ground and From Airplane Observations
Report issued by the U.S. Bureau of Mines on magnetic surveys conducted on Worcester County, Maryland. The results of observations obtained on the ground and from the air are presented. This report includes tables, graphs, and maps.
Date:
May 1947
Creator:
Kuehn, Hugo E. & Dent, Guy E.
System:
The UNT Digital Library
Recovery of Alumina From Kaolin by the Lime-Soda Sinter Process
Report issued by the U.S. Bureau of Mines on exploration of kaolin clay deposits for alumina. Properties of the kaolin clay and alumina recovered are listed. This report includes tables, graphs, and illustrations.
Date:
May 1947
Creator:
Cservenyak, Frank J.
System:
The UNT Digital Library
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
Magnetic Survey of the Florida Peninsula
Report issued by the U.S. Bureau of Mines over magnetic surveys conducted on the Florida peninsula. Measurements, methods, and instrumentation used for the survey are presented. Tables and maps are included in this report.
Date:
May 1945
Creator:
Lee, Frederick William; Swartz, J. H. & Hemberger, S. J.
System:
The UNT Digital Library
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
Increased Pig-Iron Output Through Improved Coke
Report issued by the U.S. Bureau of Mines on the increase of pig-iron during steel production. The machinery, organization, and methods used in the study are presented. This report includes tables, graphs, and photographs.
Date:
May 1943
Creator:
Schmidt, L. D.; Schroeder, W. C. & Fieldner, Arno Carl
System:
The UNT Digital Library