Hillseam geology and roof instability near outcrop in eastern Kentucky drift mines / by Gary P. Sames and Noel N. Moebs.
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Format: | Government Document Book |
Language: | English |
Published: |
Washington, D.C. (2401 E St., N.W., Washington 20241) :
U.S. Dept. of the Interior, Bureau of Mines,
1989.
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Series: | Report of investigations (United States. Bureau of Mines) ;
9267. |
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