Portions of Del Norte, Humboldt, Lake, Mendocino, and Sonoma counties

COF flight symbol.
CDF2 flight symbol.

Philadelphia, Aero Service Corp, 1941-1948.

Aerial Photographs

AIR PHOTO CDF2

1:20,000.

Map

855 aerial remote sensing images

23 x 23 cm.

Earth Sciences & Map Library

Flight COF flown 1941-42, flight CDF2 flown 1947-48.
Information from accompanying 25 aerial mosaics indexes.
"Flying completed July 12, 1948.
Symbol CDF2, COF.
Black and white contact prints. Stereoscopic coverage.

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