Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 453
of op-eration, for enormous tonnageand variety of products, the steelmade by the Bessemer converterand the open-hearth furnacestands at the very forefront. Itwill be remembered that in thepuddling-furnace the carbon ofthe molten iron joined with theoxygen of an air-current and was burned out. That… … TRANSPORTING GLOWING STEEL INGOTS TO THE ROLLING-MILL. (See page 442.) THE STORY OF A BAR OF IRON. 441 is said to have invented it), shown in Fig. 12,is a large bottle-shaped vessel, mounted ontrunnions like a cannon. (Comparison withthe wheelbarrow in the foreground of the illus-tration will…
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