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Geologic investigations of underground coal mining problems
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Main Author: | |
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Corporate Author: | |
Other Authors: | , |
Format: | Government Document Electronic eBook |
Language: | English |
Published: |
[Pittsburgh, Pa.?] :
U.S. Dept. of the Interior, Bureau of Mines,
[1975]
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Series: | Report of investigations (United States. Bureau of Mines) ;
8022. |
Physical Description: |
ii, 30 pages : digital, PDF file. |
Subjects: | |
Online Access: | https://purl.fdlp.gov/GPO/LPS97966 Full text |
Copy 1 | CMU Gov Pub Electronic | HE 20.7131:8022 | Online |
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Internet
https://purl.fdlp.gov/GPO/LPS97966Full text