Surficial Geology of Alton Quadrangle, Madison County, Illinois

Alton SG map
Description: 

32" × 88" map sheet; includes legend, descriptive text, inset maps (2), photographs (3) and cross sections (2)

Year: 
1999; originally 1997
STATEMAP
Series ID: 
IGQ Alton-SG
Downloads: 
File Size: 
23.3 mb
Paper: 
$10.50
GIS data: 

10.4 mb zip file (contains ArcGIS geodatabase and metadata, ArcReader map document, and published map in PDF format)


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