Catalog Record: Design and development of drill equipment | Hathi Trust Digital Library

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Design and development of drill equipment / by J.D. Hadden and Joseph Cervik.

Main Author: Hadden, J. D.
Other Authors: Cervik, Joseph,
Language(s): English
Published: [Washington, D.C.] : U.S. Dept. of the Interior, Bureau of Mines ; 1969
Subjects: Boring machinery.
Mine ventilation.
Coal mines and mining.
Note: Prepared for Bureau of Mines Methane Control Program.
Physical Description: 11 p. : ill. ; 27 cm.
Original Format: Book
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