A military official tests an airfan machine that is being considered for use in airplanes. This photograph, taken on February 28, 1919, showcases the evaluation and issuance of airplane equipment by the Signal Corps during World War One. The testing of such machines was crucial for advancements in aviation technology during this time.

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Size: 8412px × 5734px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 28, 1919, activities, airfans, airplane, american, corps, equipment, feb., issued, machine, military, photographer, photographs, signal, testing, war, world