"Sgt. L. P. Morper of the Signal Section in the 320th Regiment Infantry of the 80th Division demonstrates the method of flare signaling during World War I. The photo shows various flare signal devices and their respective effects, including green, white, and red stars, as well as parachutes with white and red colors. The image was taken by 1st Lt. Frank A. Russel in Saulty, France."

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Size: 8416px × 5769px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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