Additional Authors: | Fay, Albert H. |
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Year: | 1918 |
Document Type: | USBM |
Issuing Agency: | U.S.Bureau of Mines, |
SUDOC: | I 28.7:193 |
Series: | Technical paper / Dept. of the Interior, Bureau of Mines ; |
Report Number: | 193 |
Subjects: | Mine accidents--United States--Statistics |
Quarries and quarrying--Accidents--United States--Statistics | |
Link: | https://hdl.handle.net/2027/mdp.39015077566043 |