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Reducing Hazards in Underground Coal Mines Through the Recognition and Delineation of Coalbed Discontinuities Caused by Ancient Channel Processes
Report issued by the Bureau of Mines over the reduction of underground mining hazards. Coal bed discontinuities are discussed. This report includes tables, maps, and illustrations.
Date:
1985
Creator:
Kertis, Carla A.
System:
The UNT Digital Library