The route of the N-209 Aircraft from Moscow to Fairbanks, Alaska August 12, 1937. The planned coastal Alaska crossing point was directly over the area of the search.
General location of the survey area between Spy and Thetis Island, Beaufort Sea, Alaska..
Area of over-ice magnetometer survey conducted by IHAS and the University of Alaska Fairbanks Geophysical Institute, 1990.
Magnetic anomalies mapped from data collected in the 1990 over-ice magnetometer survey by IHAS and the University of Alaska Fairbanks Geophysical Institute.