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U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela River, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela Riv...

See also HAER PA-115 for additional documentation. Includes written data (pages 182 through 189). Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward inte... More

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela River, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela Riv...

See also HAER PA-115 for additional documentation. Includes written data (pages 182 through 189). Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward inte... More

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela River, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela Riv...

See also HAER PA-115 for additional documentation. Includes written data (pages 182 through 189). Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward inte... More

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela River, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela Riv...

See also HAER PA-115 for additional documentation. Includes written data (pages 182 through 189). Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward inte... More

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela River, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela Riv...

See also HAER PA-115 for additional documentation. Includes written data (pages 182 through 189). Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward inte... More

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela River, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela Riv...

See also HAER PA-115 for additional documentation. Includes written data (pages 182 through 189). Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward inte... More

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela River, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela Riv...

See also HAER PA-115 for additional documentation. Includes written data (pages 182 through 189). Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward inte... More

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela River, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela Riv...

See also HAER PA-115 for additional documentation. Includes written data (pages 182 through 189). Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward inte... More

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela River, Duquesne, Allegheny County, PA

U.S. Steel Duquesne Works, Heat Treatment Plant, Along Monongahela Riv...

See also HAER PA-115 for additional documentation. Includes written data (pages 182 through 189). Significance: The construction of the Duquesne Steel Works marked an important event in the movement toward inte... More