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Rhythms in Upper Pennsylvanian Cyclothems, by J. Marvin Weller. & Thickness of Glacial Drift in Du Page County, Illinois, by A.C. Mason (Illinois State Geological Survey Circular No. 92)
J. Marvin Weller , A. C. Mason
/ Urbana: State Geological Survey 1943
6 pp., softcover, previous owner's handstamp to front cover, else very good. Volumes
Included: 1
ISBN: NA
Subject/Keywords: geology
Item #: 449793
$40.63