Aerial Irvin Works Carnegie-Illinois Steel Clairton PA Linen

Front:
МС308 Aerial View of Irvin Works of Carnegie-Illinois Steel Corp. on the Monongahela River 9 A-H373

Back:
- E Aerial view of Irvin Works of Carnegie- Illinois Steel Corporation on the Monongahela River above Pittsburgh - McKeesport - Clairton, Ρα. . MINSKY BROS. & CO. PUBLISHING DIVISION, PITTSBURGH, PA. "C.T.ART-COLORTONE REG.U.S. PAT. OFF.