Data on metal-mine ventilation in 1929 / by D. Harrington.

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Main Author: Harrington, D. (Daniel), 1878-
Corporate Author: United States. Bureau of Mines
Format: Government Document Book
Language:English
Published: Washington, D.C. : U.S. Dept. of Commerce, Bureau of Mines, 1930.
Series:Information circular (United States. Bureau of Mines) ; 6246.
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Data on metal-mine ventilation in 1929

Published 1930
Government Document Microfilm Book
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Data on metal-mine ventilation in 1929.

Published 1930
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