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Subjects
Reclamation of land, Mine shafts, Groundwater, Mines and mineral resources, Water-supply, Abandoned coal mines, Coal mines and mining, Wells, Acid mine drainage, Coal mine waste, Public safety, Shaft sinking, Storage, Water, Water resources developmentPlaces
Montana, Butte-Walkerville area, Helena, Beaverhead County, Butte, Cascade County, WalkervilleID Numbers
- OLID: OL7218696A
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July 31, 2014 | Created by ImportBot | import new book |