Carnegie Library of Pittsburgh - Pittsburgh Iron & Steel Heritage

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  • Date = 1921
  • Subject = Metals -- Heating -- Equipment and supplies -- Catalogs.
  • Language = English
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Forge furnaces
Forge furnaces, economizer shield type.
Metallurgical furnaces -- Catalogs., Metals -- Heating -- Equipment and supplies -- Catalogs., Metals -- Heat treatment -- Equipment and supplies -- Catalogs., Foundries -- Equipment and supplies -- Catalogs., Forge shops -- Equipment and supplies -- Catalogs., W.S. Rockwell Company -- Catalogs.
8 pages : illustrations 28 cm.