Please check caption formatting as caption body is limited to 50 characters: "Otis Elevator Works in Chicago, Illinois, manufacturing 240 MM recuperators for the government during WWI. Image number 56274 AU CPI, photographer RECO 2-3-19. Official use only. Description: General view of the center portion of the 15th street building. Issued M notes #25."

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Size: 8464px × 5779px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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