Dyer Partial Quadrangle
Note: Dyer map is combined with Steger
Surficial Geology
Title: Surficial Geology of the Chicago Region: Dyer Partial Quadrangle
Authors: J Harlen Bretz
Description: Map from Bulletin 65: Geology of the Chicago Region: Part II, The Pleistocene, 24 maps, 1:24,000. (Part I not available online)
Year: 1939
Series ID: Bulletin 65, Maps 23 and 24
File size: 2.8 mb
GIS data: (Note: combined with Steger) 6.4 mb zip file (contains ArcGIS geodatabase and metadata, ArcReader map document, and published map in PDF format)
Related materials: Bulletin 65, Part I, plate I Bulletin 65, Part II
Ordering information for Illinois State Geological Survey publications
Updated 07/11/2012 SLD