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What does ILLINOIS+GEOLOGIC+QUADRANGLE Stand For?
For ILLINOIS GEOLOGIC QUADRANGLE we have found 2 definitions.
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What does ILLINOIS+GEOLOGIC+QUADRANGLE mean? We know 2 definitions for ILLINOIS+GEOLOGIC+QUADRANGLE abbreviation. Possible ILLINOIS+GEOLOGIC+QUADRANGLE meaning as an acronym, abbreviation, shorthand or slang term vary from category to category. Please look for them carefully.