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The National Safety Competition of 1929
Report issued by the U.S. Bureau of Mines on the fifth annual national safety competition. The states represented in the competition are listed. Accident-frequency rates are presented as well. This report includes tables.
Date:
May 1930
Creator:
Adams, William Waugh
System:
The UNT Digital Library
Engineering Study of the Seminole Area, Seminole and Pottawatomie Counties, Oklahoma
Report issued by the Bureau of Mines over engineering studies conducted on Oklahoma oil fields. The results of the studies are presented and discussed. This report includes tables, illustrations, and photographs.
Date:
May 1930
Creator:
Brandenthaler, R. R.; Morris, W. S. & Bopp, C. R.
System:
The UNT Digital Library
Accelerated Laboratory Test for Determination of Slacking Characteristics of Coal
Report issued by the U.S. Bureau of Mines on laboratory testing developed to measure the slacking of coals. Testing methods and results are presented. This report includes tables and graphs.
Date:
November 1930
Creator:
Fieldner, Arno Carl; Selvig, W. A. & Frederic, W. H.
System:
The UNT Digital Library