Permissible electric cap lamps and ventilation in certain California mines and water-tunnel construction / by S.H. Ash and J.H. Rankin.

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Bibliographic Details
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Main Author: Ash, S. H. (Simon Harry), 1889-
Corporate Author: United States. Bureau of Mines
Other Authors: Rankin, Joseph Holbrook, 1890-
Other title:Lamps and ventilation in California mines.
Format: Government Document Book
Language:English
Published: Washington : U.S. G.P.O., 1932.
Series:Bulletin (United States. Bureau of Mines) ; 359.
Subjects:
Description
Item Description:No.350-359 issued bound together.
At head of title: U.S. Department of Commerce. R.P. Lamont, secretary. Bureau of Mines. Scott Turner, director.
Running title: Lamps and ventilation in California mines.
Physical Description:ii, 36 pages, 2 unnumbered pages of plates : illustrations ; 24 cm.
Action Note:committed to retain