Roof control strategies for underground coal mines
| Main Author: | Smith, W. C. 1955- |
|---|---|
| Format: | Microfilm |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of the Interior, Bureau of Mines,
1993.
|
| Physical Description: |
17 pages : illustrations ; 28 cm. |
| Series: |
Information circular (United States. Bureau of Mines) ;
9351. |
| Subjects: |
CMU Storage Gov Pub Microfiche
| Location | Call Number: | Status |
|---|---|---|
| CMU Storage Gov Pub Microfiche | I 28.27:9351 | Available |