Methods in driving the 5490 railroad tunnel, Kennecott Copper Corp., Salt Lake County, Utah / by V.T. Dow, F.D. Everett, and S.R. Wilson.
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Format: | Government Document Book |
Language: | English |
Published: |
[Washington, D.C.] :
U.S. Dept. of Interior, Bureau of Mines : U.S. G.P.O. [distributor],
1962.
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Series: | Information circular (United States. Bureau of Mines) ;
8047. |
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