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IRON AND STEEL
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OPEN-HEARTH FURNACE
Forty-Ton Open-Hearth Furnace at the Homestead Steel Works of the Carnegie Steel Company.
Page:The New International Encyclopædia 1st ed. v. 10.djvu/885
IRON AND STEEL
|
|
OPEN-HEARTH FURNACE
Forty-Ton Open-Hearth Furnace at the Homestead Steel Works of the Carnegie Steel Company.