Author: | Buch, John W. |
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Additional Authors: | Davies, Russell S., Allan, Andrew. |
Year: | 1951 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.23:4798 |
Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
Report Number: | 4798 |
Subjects: | Mining machinery--Cutter bars--Testing |
Anthracite coal industry--Equipment and supplies | |
Coal-mining machinery | |
Link: | https://hdl.handle.net/2027/mdp.39015078478925 |