Author: | Hall, Clarence. |
---|---|
Year: | 1913 |
Document Type: | USBM |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.7:52 |
Series: | Technical paper / United States Department of the Interior, Bureau of Mines ; |
Report Number: | 52 |
Subjects: | Explosives |
Coal mines and mining--Explosives | |
Link: | https://hdl.handle.net/2027/mdp.39015077560715 |