Area B, Central Washington (WA)

Survey type M-D (magnetic; collected in digital form)
Flown by Aero Service Corporation
Date flown 07/77-09/77
Line spacing 0.8 (km)
Altitude 457.2 (m) above ground
Total distance 4,778 (km)
References
Counties Chelan - Douglas - Grant - Kittitas
Overlapping surveys

Data: Magnetic (M-D)