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Effects of abandoned multiple seam workings on a longwall in Virginia

Published Year

• 1980-1989 (1)

Subject

• Longwall mining--Virginia--Dickenson County (1)
• Mine subsidences--Virginia--Dickenson County (1) *

Author

• Chekan, G. J. (1) *
• Dwyer, David L. (1)
• Matetic, Rudy J. (1)

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