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Drift Meter, B-3, Boeing B-17D "Swoose"
Drift Meter, B-3, Boeing B-17D "Swoose"
Sighting head, missing periscopic element.
Created by
Dane Penland
Date Created
11/08/2012
Source
Smithsonian National Air and Space Museum, National Air and Space Museum Original Photography, NASM Acc. 2012-0026
Keywords
INSTRUMENTS Navigational
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