Ground water : protecting Illinois' invaluable hidden resource.

Call Number: 
slides #Kset-2
Produced by the Illinois State Geological Survey for the Ground Water Protection Education Program
Map Description: 
80 slides + 10p. script + 1 audiotape : 27 minutes
Cover title: Ground water protection for Illinois
Ground water - Illinois Illinois - Ground water
Added Entries: 
Ground Water Protection Education Program Goodwin, Jonathan H


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