Carbonizing Properties and Petrographic Composition of Thick Freeport-Bed Coal from Harmar Mine, Harmarville, Allegheny County, PA., and the Effect of Blending this Coal with Pocahontas No. 3-and No.4-Bed Coals.
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| Format: | Government Document eBook |
| Language: | English |
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[Washington] :
[s.n.],
1943.
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| Online Access: | Electronic resource (PDF) |
| Item Description: | Includes tables, graphs, and photographs. |
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| Physical Description: | 1 online resource (52 pages), digital, PDF file |