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Bituminous Coal Pennsylvania
Bituminous Coal Pennsylvania
3 books
Stratigraphy of the bituminous coal field of Pennsylvania, Ohio, and West Virginia.
Unknown Author
⏱ 3h 32m
Stratigraphy of the bituminous coal field of Pennsylvania, Ohio, and West Virginia.
Unknown Author
212 pp.
Analyses and measured sections of Pennsylvania bituminous coals. part III / by Viktoras W. Skema, William E. Edmunds, Albert D. Glover, Jon D. Inners, Mark A. Sholes
Viktoras W. Skema
⏱ 4h 42m
Analyses and measured sections of Pennsylvania bituminous coals. part III / by Viktoras W. Skema, William E. Edmunds, Albert D. Glover, Jon D. Inners, Mark A. Sholes
Viktoras W. Skema
1977
282 pp.
Birch species survive well on problem coal mine spoils
Walter H. Davidson
Birch species survive well on problem coal mine spoils
Walter H. Davidson
No page data