The use and misuse of explosives in coal mining / by J.J. Rutledge, with a preface by Joseph A. Holmes.
|Main Author:||Rutledge, J. J. b. 1870.|
|Related Names:||Holmes, J. A. 1859-1915.|
Washington, D.C. : G.P.O., 1914.
Coal mines and mining
"Publications on mine accidents and methods of mining": p. 50-52.
At head of title: ... Department of the interior. Bureau of mines. Joseph A. Holmes, director.
52 p. :
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