A photograph showing the right-hand key bracket batten with a switch 65 fitting for the R. 4. The image is labeled as 111-SC-2893, with a photographer's recognition statement. The photograph is part of a collection of American military activities during World War I.

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Size: 9182px × 6299px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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