Carnegie Library of Pittsburgh - Pittsburgh Iron & Steel Heritage

DuBois horizontal gas engines : designed to operate on natural gas, illuminating gas, producer gas, gasolene, alcohol, distillate, kerosene, crude oil : latest improved types for general power purposes and electric lighting service

Internal combustion engines -- Catalogs., Spark ignition engines -- Catalogs., DuBois Iron Works -- Catalogs.

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Illustrations and description of steel forgings made by the Crucible Steel Forge Co.

Crucible Steel Forge Co. -- Catalogs., Steel forgings -- Catalogs., Dies (Metal-working) -- Catalogs.

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Industry : a magazine of commerce & finance. 1907

Industries -- Pennsylvania -- Pittsburgh -- Periodicals., Pittsburgh (Pa.) -- Commerce -- Periodicals.

4 v. : ill. ; 28 cm.;"Monthly";"Began with New series, v. 1 (1906); ceased with v. 4, no. 4 (Apr. 1908)."

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Lever and vertical shears : also all classes of iron, steel and tube works machinery, steel castings up to 50 tons, cast steel machine molded gears up to 18 ft. diameter Vandergrift bronze bearings / United Engineering and Foundry Company.

United Engineering and Foundry Company -- Catalogs., Shears (Machine-tools) -- Catalogs., Metal-cutting., Metal-working machinery -- Catalogs., Machinery -- Catalogs., Foundries -- Equipment and supplies -- Pennsylvania -- Pittsburgh -- Catalogs., Iron industry and trade -- Pennsylvania -- Pittsburgh -- Pictorial works., Steel industry and trade -- Pennsylvania -- Pittsburgh -- Pictorial works.

73 pages : illustrations 21 x 25 cm.

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The manufacture of modern welded pipe : illustrating the progressive operations from ore to finished product

Pipe -- Welding -- Catalogs., Pipe -- Catalogs., Tubes -- Catalogs., National Tube Co. -- Catalogs.

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Roll turning lathes : also all classes of iron, steel and tube works machinery, steel castings up to 50 tons, cast steel machine molded gears up to 18 ft. diameter Vandergrift bronze bearings / United Engineering and Foundry Company.

United Engineering and Foundry Company -- Catalogs., Lathes -- Catalogs., Metal-working machinery -- Catalogs., Machine-tools -- Catalogs., Machine-tool industry -- Pennsylvania -- Pittsburgh -- Catalogs., Machinery -- Catalogs., Foundries -- Equipment and supplies -- Pennsylvania -- Pittsburgh -- Catalogs., Iron industry and trade -- Pennsylvania -- Pittsburgh -- Pictorial works., Steel industry and trade -- Pennsylvania -- Pittsburgh -- Pictorial works.

19 pages : illustrations 22 x 26 cm.

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