Author: | Harrington, D. |
---|---|
Year: | 1935 |
Document Type: | USBI |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.27:6855 |
Series: | Information circular / United States Department of the Interior, Bureau of Mines ; |
Report Number: | 6855 |
Subjects: | Mine safety |
Accidents--United States--Prevention | |
Link: | https://hdl.handle.net/2027/mdp.39015077568635 |