Stack-unit mapping of geologic materials in Illinois to a depth of 15 meters /

Bibliographic Details
Main Author:	Berg, Richard C.
Corporate Author:	Illinois State Geological Survey
Other Authors:	Kempton, John P. (John Paul)
Format:	Book
Language:	English
Published:	Champaign, Illinois : Illinois State Geological Survey, 1988.
Series:	Circular (Illinois State Geological Survey) ; 542.
Subjects:	Geological mapping > Illinois.

Description
Item Description:	Accompany by plates--four maps on folded sheets in pocket.
Physical Description:	23 pages : color illustrations, color maps ; 28 cm.
Bibliography:	Bibliography: pages 21-22.