Geologic investigation of roof and floor strata
longwall demonstration, Old Ben Mine no. 24 : prediction of coal balls in the Herrin coal : final technical report, part 2
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Author
Publication
1983 - Illinois Dept. of Energy and Natural Resources, State Geological Survey Division, Champaign, Ill, Illinois
Language
English
Word Count
17,250 words, Guess
Page Count
69 pages
Identifiers
- Internet Archivegeologicinvestig19832dema
- OCLC Control Number9704583
- Open LibraryOL25490750M
Subjects
Topics
Places
Series Statement
- ISGS contract/grant report -- 1983-2
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