Petrology of the Pennsylvanian underclays of Illinois:
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Bibliographic Details
Main Authors: Grim, Ralph Early (Author), Allen, Victor T. (Author)
Format: Book
Language:English
Published: Urbana 1938
Series:Report of Investigations 52
Subjects:
Item Description:Aus: Bulletin of the Geol. Soc. of America ; 49
Physical Description:S. 1485-1513

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