Investigations of explosives used in coal mines,
by Clarence Hall, W.O. Snelling, and S.P. Howell, with a chapter on the natural gas used at Pittsburgh, by G.A. Burrell, and an introduction by Charles E. Munroe.
Description
- Language(s)
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English
- Published
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Washington, Govt. print. off., 1912.
- Note
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Running title: Explosives used in coal mines.
At head of title: ... Department of the interior. Bureau of mines. Joseph A. Holmes, director.
- Physical Description
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v, 3-197 p.
illus., VII pl. (1 fold.)
25 cm.
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