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OFR 02–361: Illinois Digital Aeromagnetic Projects
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Illinois State Map
  Shows location of the project areas listed below.

Illinois Specifications Table
  Shows flight line spacing, altitude, and other information
   for each project area listed below.

#4040  Northwest Illinois

#4163  Wabash Valley

This report is preliminary and has not been reviewed for conformity with U.S. Geological Survey editorial standards. Use of brand names is for descriptive purposes and does not constitute endorsement by the U.S. Geological Survey.

Last modified 06/20/2003 logo