Geologic factors causing roof instability and methane emission problems the Lower Kittanning coalbed, Cambria County, Pa. /
Main Author: | McCulloch, C. M. |
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Other Authors: | Deul, Maurice., United States. Bureau of Mines. |
Format: | Book |
Language: | English |
Published: |
[Washington, D.C.] :
U.S. Dept. of Interior, Bureau of Mines,
1973.
|
Physical Description: |
25 pages : illustrations, maps ; 26 cm. |
Series: |
Report of investigations (United States. Bureau of Mines) ;
7769. |
Subjects: |
CMU Storage Gov Pub
Location | Call Number: | Status |
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CMU Storage Gov Pub | I 28.23:7769 | Available |