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EDCON-PRJ and Airmag Surveys Inc. have completed a non-exclusive aeromagnetic survey over the southeastern part of the Upper Peninsula of Michigan.
Survey size: 32,400 miles
Flight direction: NE-SW
Line spacing: 1/8 mile (200 meters)
Tie line spacing: 1 mile (1600 meters), NW-SE
Ground clearance: low level
Maps, scale 1:24,000
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