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SE Alaska (Granite Fiords) (AK)

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Survey type M-Dz (magnetic; digitized from contour maps)
Flown by Aero
Date flown 08/72-09/72
Line spacing 1.61 (km)
Altitude 1828.8 (m) by barometer measurement
Total distance 2,736 (km)
References
U.S. Geological Survey, 1977, Aeromagnetic map of Ketchikan, Prince Rupert, and northeastern Craig quadrangles, Alaska; Open-File Report 77-359

https://pubs.er.usgs.gov/publication/ofr77359
Counties Ketchikan Gateway -
Overlapping surveys

Data: Magnetic (M-Dz)

Metadata Questions & Answers - Outline - Parseable text - XML
Download AK_3020.zip