Author: | Peterson, B. C. |
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Additional Authors: | Beck, William A., Nelson, E. R. |
Year: | 1962 |
Document Type: | USBI |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.27:8044 |
Series: | Information circular / Bureau of Mines ; |
Report Number: | 8044 |
Subjects: | Industries--Michigan--Cost effectiveness |
Mines and mineral resources--Michigan--Cost effectiveness | |
Copper mines and mining--Michigan--Cost control | |
Link: | https://hdl.handle.net/2027/mdp.39015078461376 |