Telephone installations at Rock Island Arsenal, Illinois. Aerial view of the east wing shop F, showing the junction of automatic and manual cables. This photograph was taken on January 31, 1919 by the photographer of the Central Department, Signal Corps. Captioned as "111-SC-43038 Taken 1/31/1919."

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Size: 8565px × 5721px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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