Chicago areal geologic maps /

Bibliographic Details
Main Author:	Bretz, J. Harlen, 1882-1981
Corporate Author:	Illinois State Geological Survey
Format:	Map
Language:	English
Published:	[Urbana, Ill.?] : State Geological Survey Division, 1930-1932.
Subjects:	Geology > Illinois > Cook County > Maps.

Description
Item Description:	Cartographic material.
Physical Description:	24 color maps on 22 sheets ; 63 x 60 cm. or smaller.