Fairbanks 1954 (AK)

Survey type M-Dz (magnetic; digitized from contour maps)
Flown by U.S. Geological Survey
Date flown 07/54
Line spacing 1.6 (km)
Altitude 609.6 (m) by barometer measurement
Total distance 1,713 (km)
References
Counties Denali - Fairbanks North Star - Yukon-Koyukuk
Overlapping surveys

Data: Magnetic (M-Dz)