| Methane emissions from an advancing coal mine section in the Pittsburgh coalbed (Report of investigations - Bureau of Mines) | Unknown Bindingby P. W Jeran (Author)
| 1 Used starting at: | $9.95 |
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| | Binding: | Unknown Binding | | Publisher: | U.S. Dept. of the Interior, Bureau of Mines | | Page Count: | 10 Pages | | Publication Date: | 1976 |
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