Bibliography and index of Illinois geology, 1966-1996 /
Lynne Raymond Martin.

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Item Link Original Source
Limited (search only)   University of Illinois at Urbana-Champaign
Full view   University of Illinois at Urbana-Champaign
Full view   University of Illinois at Urbana-Champaign
Full view   Illinois State Geological Survey Bulletin No. 105 University of Illinois at Urbana-Champaign