Geologic investigations of underground coal mining problems
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Author
Contributions
- Jeran, P. W. joint author. - Contributor
- Sullivan, C. D., joint author. - Contributor
- United States. Bureau of Mines - Contributor
Publication
1975 - Bureau of Mines, Washington, District of Columbia
Language
English
Word Count
7,500 words, Guess
Page Count
30 pages
Identifiers
- OCLC Control Number1372381
- Open LibraryOL22418983M
Subjects
Topics
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