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North Coastal Extension (CA)

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Survey type M-Dz (magnetic; digitized from contour maps)
Flown by Fairchild Aerial Surveys, Inc.
Date flown 12/64
Line spacing 0.8 and 1.6 (km)
Altitude 152.4 (m) above ground
Total distance 241 (km)
References
U.S. Geological Survey, 1999, Digitized aeromagnetic datasets for the conterminous United States, Hawaii, and Puerto Rico; Open-File Report 99-557

https://pubs.usgs.gov/of/1999/ofr-99-0557/html/mag_home.htm
Counties Lake - Mendocino
Overlapping surveys

Data: Magnetic (M-Dz)

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Download CA_CA09.zip