Clay & Elk sub-basin
| Title | Clay & Elk sub-basin PDF eBook |
| Author | Chester County Water Resources Authority |
| Publisher | |
| Pages | 140 |
| Release | 1979 |
| Genre | Brandywine Creek Watershed (Pa. and Del.) |
| ISBN |
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Water Resources Inventory Study Chester County, Pennsylvania, Volume 3
| Title | Water Resources Inventory Study Chester County, Pennsylvania, Volume 3 PDF eBook |
| Author | Chester County Water Resources Authority |
| Publisher | |
| Pages | 105 |
| Release | 1979 |
| Genre | Big Elk Creek watershed, Pennsylvania |
| ISBN |
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Water-resources Investigations Report
| Title | Water-resources Investigations Report PDF eBook |
| Author | |
| Publisher | |
| Pages | 350 |
| Release | 2002 |
| Genre | Hydrology |
| ISBN |
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Timbered Rock Fire Salvage and Elk Creek Watershed Restoration : Environmental Impact Statement
| Title | Timbered Rock Fire Salvage and Elk Creek Watershed Restoration : Environmental Impact Statement PDF eBook |
| Author | |
| Publisher | |
| Pages | 696 |
| Release | 2004 |
| Genre | |
| ISBN |
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Report of Progress 1874-1889,A-Z.
| Title | Report of Progress 1874-1889,A-Z. PDF eBook |
| Author | Geological Survey of Pennsylvania |
| Publisher | |
| Pages | 436 |
| Release | 1877 |
| Genre | Coal |
| ISBN |
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Report of Progress in the Cambria and Somerset District of the Bituminous Coal-fields of Western Pennsylvania
| Title | Report of Progress in the Cambria and Somerset District of the Bituminous Coal-fields of Western Pennsylvania PDF eBook |
| Author | Franklin Platt |
| Publisher | |
| Pages | 432 |
| Release | 1877 |
| Genre | Coal mines and mining |
| ISBN |
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Comprehensive Survey Of: Elk River Sub-basin
| Title | Comprehensive Survey Of: Elk River Sub-basin PDF eBook |
| Author | West Virginia. Division of Water Resources |
| Publisher | |
| Pages | |
| Release | 1969 |
| Genre | Water resources development |
| ISBN |
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