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U.S. Steel Duquesne Works, West bank of Monongahela River along State Route 837, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, West bank of Monongahela River along State ...

Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward integrated steel producing ventures in the Monongahela Valley of western Pennsylvania. Constructed af... More

U.S. Steel Duquesne Works, West bank of Monongahela River along State Route 837, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, West bank of Monongahela River along State ...

Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward integrated steel producing ventures in the Monongahela Valley of western Pennsylvania. Constructed af... More

U.S. Steel Duquesne Works, West bank of Monongahela River along State Route 837, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, West bank of Monongahela River along State ...

Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward integrated steel producing ventures in the Monongahela Valley of western Pennsylvania. Constructed af... More

U.S. Steel Duquesne Works, West bank of Monongahela River along State Route 837, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, West bank of Monongahela River along State ...

Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward integrated steel producing ventures in the Monongahela Valley of western Pennsylvania. Constructed af... More

U.S. Steel Duquesne Works, West bank of Monongahela River along State Route 837, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, West bank of Monongahela River along State ...

Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward integrated steel producing ventures in the Monongahela Valley of western Pennsylvania. Constructed af... More

U.S. Steel Duquesne Works, West bank of Monongahela River along State Route 837, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, West bank of Monongahela River along State ...

Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward integrated steel producing ventures in the Monongahela Valley of western Pennsylvania. Constructed af... More

U.S. Steel Duquesne Works, West bank of Monongahela River along State Route 837, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, West bank of Monongahela River along State ...

Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward integrated steel producing ventures in the Monongahela Valley of western Pennsylvania. Constructed af... More

U.S. Steel Duquesne Works, West bank of Monongahela River along State Route 837, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, West bank of Monongahela River along State ...

Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward integrated steel producing ventures in the Monongahela Valley of western Pennsylvania. Constructed af... More

U.S. Steel Duquesne Works, West bank of Monongahela River along State Route 837, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, West bank of Monongahela River along State ...

Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward integrated steel producing ventures in the Monongahela Valley of western Pennsylvania. Constructed af... More

U.S. Steel Duquesne Works, West bank of Monongahela River along State Route 837, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, West bank of Monongahela River along State ...

Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward integrated steel producing ventures in the Monongahela Valley of western Pennsylvania. Constructed af... More