The Middle Devonian strata of southern Illinois
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Author
Publication
1969 - Illinois State Geological Survey, Urbana, Illinois
Language
English
Word Count
11,250 words, Guess
Page Count
45 pages
Identifiers
- Internet Archivemiddledevonianst441nort
- Library of Congress Control Number72628409
- Open LibraryOL5395738M
Classifications
- DDC557.73/08 s
- LCCQE105 .A45 no. 441
Subjects
Places
IllinoisDevonian
Times
Series Statement
- Illinois. State Geological Survey. Circular
- 441
- Circular (Illinois State Geological Survey) ;
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