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Use of Wetting Agents in Reducing Dust Produced by Wet Drilling in Basalt
Report issued by the U.S. Bureau of Mines on wet-drilling tests using two different wetting agents. Amounts are listed in the results. This report includes tables, and illustrations.
Date:
January 1943
Creator:
Johnson, John A.
System:
The UNT Digital Library
Trends in the Use of Energy in the Western States, With Particular Reference to Coal
Report issued by the U.S. Bureau of Mines on energy consumption in the western United States. A focus on coal as the primary energy source is presented. This report includes tables, graphs, maps, and illustrations.
Date:
January 1943
Creator:
Parry, V. F.
System:
The UNT Digital Library