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Pittsburgh Promotes Progress

Scanned stamp of worker wielding sledge hammer.

Caption: Pittsburgh Promotes Progress: World's Iron and Steel Center--75,000 Employes [sic].
Notes: One of a series of stamps issued by the Pittsburg Dispatch. Lower left-hand corner of image missing; digitally repaired. Size: approximately 2" x 1.5" (5cm x 4cm).
Date: Approx. 1911-1922.
From the Collections of the Pennsylvania Department,
Carnegie Library of Pittsburgh.

Thumbnail: Scanned stamp of worker wielding 
sledge hammer (detail). Return to Index of Thumbnails.