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Diesel engines underground.
Diesel engines underground.
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Published Year
1940-1949 (2)
Subject
Diesel motor exhaust gas (2) *
Mining machinery (2)
Author
Berger, L. B., (2) *
Holtz, John C., (2)
Schrenk, H. H., (2)
Elliott, M. A., (1)
Elliott, Martin A. (1)
