Author: | Ilsley, L. C. |
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Additional Authors: | Hooker, A. B., Zellers, Donald Henry, |
Year: | 1930 |
Document Type: | USBM |
Issuing Agency: | U.S. Bureau of Mines, |
SUDOC: | C 22.5:471 |
Series: | Technical paper / United States. Bureau of Mines ; |
Report Number: | 471. |
Subjects: | Electricity in mining |
Blasting | |
Link: | https://hdl.handle.net/2027/mdp.39015077559683 |