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.