Image 111-SC-8310 showcases Lieutenant deBerri of the Signal Corps examining the regulating air pan for the Type Model "g" Fan. The photo was taken on April 16, 1918, at the Bureau of Standards in Washington This image was not intended for publication.

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Size: 9183px × 6305px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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