Additional Authors: | Stepan, J.B., Stott, R.G., Pynnonen, R. O., Johnson, J. A. |
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Year: | 1956 |
Document Type: | USBI |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.27:7744 |
Series: | Information circular / United States. Bureau of Mines ; |
Report Number: | 7744 |
Subject: | Iron mines and mining--Accidents |
Link: | https://hdl.handle.net/2027/mdp.39015078459487 |