Midland (MI)

Survey type M/R-D (magnetic; radiometric; collected in digital form)
Flown by EG&GĀ GeoMetrics, Inc.
Date flown 06/81
Line spacing 9.6 (km)
Altitude 121.9 (m)
Total distance 3,389 (km)
References
Counties Arenac - Bay - Clare - Clinton - Gladwin - Gratiot - Ionia - Isabella - Kent - Lake - Mason - Mecosta - Midland - Montcalm - Muskegon - Newaygo - Oceana - Osceola - Ottawa - Saginaw - Shiawassee - Manitowoc - Milwaukee - Ozaukee - Sheboygan
Overlapping surveys

Data: Magnetic, radiometric (NURE) (NURE)