Cpl. Steiniger, photographer, took this photo on February 13, 1919 at Aberdeen Proving Grounds, Md. The image shows the block work of the telephone system used in the Eastern Department. It was intended for official use only. This description is assigned the number 0041746.

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Size: 8525px × 5832px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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