American soldiers launching a flare during World War I. The photo was taken by the photographer Reco. The image shows Captain Harvey Dunn's drawing of the flare, code named "Sumber 57064." The flare was used as a signal and communication tool by the American military.

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Size: 8611px × 5794px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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