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Explosion Hazards in Storage-Battery Rooms

Description: Report issued by the Bureau of Mines discussing the safety and explosion hazards present in storage-battery rooms. Descriptions of storage-battery rooms and methods of ventilation are presented. This report includes tables, illustrations, and photographs.
Date: 1940
Creator: Jones, G. W.; Campbell, John; Dillon, R. E. & Benson, O. B.
open access

Water Pools in Pennsylvania Anthracite Mines

Description: Report issued by the Bureau of Mines discussing water pools that accumulate in Pennsylvania anthracite mines. Factors that lead to underground water pools, and methods for water drainage are presented. This report includes tables, maps, illustrations, and photographs.
Date: 1949
Creator: Ash, S. H.; Eaton, W. L.; Hughes, Karl; Romischer, W. M. & Westfield, J.
open access

Investigation of Lower Coal Beds in Georges Creek and North Part of Upper Potomac Basins, Allegany and Garrett Counties, Maryland: Reserves, Petrographic and Chemical Characteristics of Coals, and Stratigraphy of Area

Description: Report presenting the results of an investigation into various charactaristics that could increase the output lower, thinner coal beds, to replace the upper coal beds which are nearing exhaustion.
Date: 1949
Creator: Toenges, Albert L.; Turnbull, Louis A.; Williams, Lloyd & Smith, H. L.
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