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Economic size of metal-mine airways.

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Bibliographic Details
Online Access:	Full Text (via ProQuest)
Other Authors:	McElroy, G. E. (George Edward), 1889-
Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : [s.n.], 1932.
Series:	Mines Bur. Info. Circ. No. 6585.
Subjects:	Ventilation.

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Economic size of metal-mine airways / by McElroy, G. E. (George Edward), 1889-

Published 1932

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Government Document Book

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Economic size of metal-mine airways

Published 1932

Government Document Microfilm Book