Coal mine safety inspection manual for surface coal mines and surface work areas of underground coal mines.
|Corporate Author:||United States.|
[Washington : for sale by the Supt. of Docs., U.S. Govt. Print. Off., Washington], 1971 [i.e. 1972]
Coal mines and mining
Coal mines and mining /
Coal mines and mining / United States /
Strip mining > Strip mining / Safety measures.
xii, 92 p.
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|Full view||University of Illinois at Urbana-Champaign|