Author: | Barron, Lance R. |
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Year: | 1995 |
Document Type: | N/A |
Series: | Report of investigations (United States. Bureau of Mines) |
Report Number: | Bureau of Mines Report of Investigations 9580 |
Subjects: | Gate roads (Mining) -- Wyoming. |
Longwall mining -- Wyoming. | |
Ground control (Mining) -- Wyoming. | |
Link: | https://digital.library.unt.edu/ark:/67531/metadc304132/ |