STEEL — The Mon Valley Photo Works

Allenport #1

ALLENPORT

American Steel and Wire #1

AMERICAN STEEL AND WIRE/ZINC WORKS

Carrie Furnaces #1

CARRIE FURNACES

Clairton Works, Night

CLAIRTON COKE WORKS

Steel Mill Decorations

EDGAR THOMSON WORKS

Forging Press, Homestead Works

HOMESTEAD WORKS

Mill 19

J&L STEEL

Latrobe Forge and Spring

LEHIGH SPECIALTY MELTING

Monessen Coke in Winter

MONESSEN COKE WORKS

Free range steel

NORTH STAR BLUESCOPE

Steel Cathedral

NATIONAL TUBE COMPANY