Undercut block-caving method of mining in western copper mines
Main Author: | Gardner, E. D. 1885- |
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Format: | Book |
Language: | English |
Published: |
Washington, D.C. :
U.S. Dept. of Commerce, Bureau of Mines,
1930.
|
Physical Description: |
44 pages : illustrations ; 27 cm. |
Series: |
Information circular (United States. Bureau of Mines) ;
6350. |
Subjects: |
CMU Storage Gov Pub
Location | Call Number: | Status |
---|---|---|
CMU Storage Gov Pub | I 28.27:6350 | Available |