Inside view of a buzzerphone, taken by Lt. Drucker, on June 24, 1918. This photograph was taken for the Research & Inspection Division in Paris, France. It is labeled as subject number 33303 and is not intended for publication. It is for official use only.

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Size: 8460px × 5696px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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