The effect of buried Niagaran reefs on overlying strata in southwestern Illinois /

Bibliographic Details
Main Author: Stevenson, D. L. (David Lloyd)
Format: Book
Language:English
Published: Urbana : Illinois State Geological Survey, 1973.
Series:Circular (Illinois State Geological Survey) ; 482.
Subjects:
Description
Item Description:Cover title.
Physical Description:22 pages : illustrations ; 26 cm.
Bibliography:Bibliography: pages 21-22.