Michigan Peninsula West (MI)

Survey type M-D (magnetic; collected in digital form)
Flown by Geodata International, Inc.
Date flown 05/79-07/79
Line spacing 1.6 and 3.2 (km)
Altitude 152.4 (m) above ground
Total distance 2,084 (km)
References
Counties Alger - Delta - Schoolcraft
Overlapping surveys

Data: Magnetic, radiometric (M/R-D)