Weathering Of The Pittsburgh Coal Bed At The Experimental Mine Near Bruceton Pennsylvania
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Technical Paper
| Author | : United States. Bureau of Mines |
| Publisher | : |
| Total Pages | : 956 |
| Release | : 1930 |
| Genre | : Mines and mineral resources |
| ISBN | : |
Analyses of Pennsylvania Bituminous Coals
| Author | : George Hall Ashley |
| Publisher | : |
| Total Pages | : 1124 |
| Release | : 1939 |
| Genre | : Bituminous coal |
| ISBN | : |
The Economics of Strip Coal Mining
| Author | : Oscar Edward Kiessling |
| Publisher | : |
| Total Pages | : 42 |
| Release | : 1931 |
| Genre | : Coal mines and mining |
| ISBN | : |
Economic Paper
| Author | : United States. Bureau of Mines |
| Publisher | : |
| Total Pages | : 620 |
| Release | : 1931 |
| Genre | : Mines and mineral resources |
| ISBN | : |
