Western Brooks Range (AK)

Survey type M-Dz (magnetic; digitized from contour maps)
Flown by Aero
Date flown ?/58
Line spacing 10.46 (km)
Altitude 1524 (m) by barometer measurement
Total distance 1,802 (km)
References
Counties North Slope - Northwest Arctic
Overlapping surveys

Data: Magnetic (M-Dz)