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Surface-Water Seepage into Anthracite Mines in the Southern Field: Anthracite Region of Pennsylvania
| Author: | Ash, S. H. (Simon Harry), b. 1889 |
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| Additional Authors: | Link, H. B. |
| Year: | 1954 |
| Document Type: | N/A |
| Series: | United States Bureau of Mines Reports |
| Report Number: | Bulletin 539 |
| Link: | https://digital.library.unt.edu/ark:/67531/metadc12696/ |
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