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U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River, Braddock, Allegheny County, PA

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River...

Survey number: HAER PA-384-D Building/structure dates: 1915 Initial Construction

Steel manufacture, Allegheny-Ludlum. A slab of stainless is about to enter a three-high 110 inch plate mill, just having been removed from a heating furnace. This mill will roll the slab to produce the finish, thickness, width and length required for its use as tank armor

Steel manufacture, Allegheny-Ludlum. A slab of stainless is about to e...

Actual size of negative is C (approximately 4 x 5 inches). Caption card lists some of the printing history of image. Title and other information from caption card. Transfer; United States. Office of War Informa... More

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River, Braddock, Allegheny County, PA

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River...

Survey number: HAER PA-384-D Building/structure dates: 1915 Initial Construction

Steel manufacture, Allegheny-Ludlum. This slab of stainless steel is being rolled by a three-high 100 inch plate mill to bring it to the proper length, finish, thickness and width

Steel manufacture, Allegheny-Ludlum. This slab of stainless steel is b...

Picryl description: Public domain image of an industrial building, factory, workshop, workers, 19th-20th century, free to use, no copyright restrictions.

Steel manufacture, Allegheny-Ludlum. This slab of stainless steel is being rolled by a three-high 100 inch plate mill to bring it to the proper length, finish, thickness and width. It will eventually be used as tank armor

Steel manufacture, Allegheny-Ludlum. This slab of stainless steel is b...

Public domain photograph of 1930s-1940s industrial development, no copyright restrictions image - Picryl description

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River, Braddock, Allegheny County, PA

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River...

Survey number: HAER PA-384-D Building/structure dates: 1915 Initial Construction

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River, Braddock, Allegheny County, PA

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River...

Survey number: HAER PA-384-D Building/structure dates: 1915 Initial Construction

Steel manufacture, Allegheny-Ludlum. A slab of stainless is about to enter a three-high 110 inch plate mill, just having been removed from a heating furnace. This mill will roll the slab to produce the finish, thickness, width and length required for its use as tank armor

Steel manufacture, Allegheny-Ludlum. A slab of stainless is about to e...

Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description

Steel alloy manufacture. Allegheny Ludlum Steel Corporation, Brackenridge, Pennsylvania. A white-hot ingot of steel is reduced to a slab on a two-high reversible type blooming mill. This slab will be converted further into either sheets or plates

Steel alloy manufacture. Allegheny Ludlum Steel Corporation, Brackenri...

Picryl description: Public domain image of a factory, plant, manufacture, assembly line, industrial facility, early 20th-century industrial architecture, free to use, no copyright restrictions.

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River, Braddock, Allegheny County, PA

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River...

Survey number: HAER PA-384-D Building/structure dates: 1915 Initial Construction

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River, Braddock, Allegheny County, PA

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River...

Survey number: HAER PA-384-D Building/structure dates: 1915 Initial Construction

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River, Braddock, Allegheny County, PA

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River...

Survey number: HAER PA-384-D Building/structure dates: 1915 Initial Construction

Steel alloy manufacture. Allegheny Ludlum Steel Corporation, Brackenridge, Pennsylvania. A white-hot ingot of steel is reduced to a slab on a two-high reversible type blooming mill. This slab will be converted further into either sheets or plates

Steel alloy manufacture. Allegheny Ludlum Steel Corporation, Brackenri...

Actual size of negative is C (approximately 4 x 5 inches). Caption card lists some of the printing history of image. Title and other information from caption card. Transfer; United States. Office of War Informa... More

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River, Braddock, Allegheny County, PA

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River...

Survey number: HAER PA-384-D Building/structure dates: 1915 Initial Construction

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River, Braddock, Allegheny County, PA

U.S. Steel Edgar Thomson Works, 44" Slab Mill, Along Monongahela River...

Survey number: HAER PA-384-D Building/structure dates: 1915 Initial Construction