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Scientific American 1902-04-26

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Manufacture of steel rails. blast furnace and hot-blast stoves. Tapping contents of blast furnace into ladles. Pouring hot metal from ladle into mixer. Blower to ladle. Pouring ingots. Trainload.



Source: Steve Kirch, collector, and creator of a great website about SCIENTIFIC AMERICAN in the past

Restoration by: magscanner