Front:
МС308
Aerial View of Irvin Works of Carnegie-Illinois Steel Corp. on the Monongahela River
9 A-H373
Back:
191soa
ESNT20 do
Aerial view of Irvin Works of Carnegie-
Illinois Steel Corporation on the Monongahela
River above Pittsburgh - McKeesport - Clairton
Ρα. .
ASS
APR
0 1130 AM
TH
ig
MONI
HIND
1с
ماری
MINSKY BROS. & CO. PUBLISHING DIVISION, PITTSBURGH, PA.
sevell time
*U-COLORTONE” REG. U.S. PAT. OFF.
out here
Bratty
atle
ry
to
