Basic estimated capital investment and operating costs for underground bituminous coal mines. : Mines with annual production of 1.03 to 3.09 million tons from a 48-inch coalbed / by Sidney Katell and E.L. Hemingway.
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| Main Authors: | , |
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| Format: | Government Document Book |
| Language: | English |
| Published: |
[Washington] :
U.S. Bureau of Mines,
[1974]
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| Series: | Information circular (United States. Bureau of Mines) ;
8641. |
| Subjects: |
Internet
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| Call Number: |
TN23 .U71 no.8641
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| TN23 .U71 no.8641 | Available Place a Hold |