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Scientific American, Vol. 7, No. 30 (April 1852) (1852)

leaf 3

An illustration from Scientific American, Vol. 7, No. 30 (April 1852), 1852, leaf 3
portions, and employing their smith),thus rendering its surface uneven and His plan is to have the body of the cars made own patent welding process to the jaws. The above cut of the American Eagle An- unfit for use. independent of the truck, and to have rails on It is not necessary, perhaps, to… … the United States. vils, in the opinion of the best judges in this of a single piece of very thick cast-steel, in- two pairs of toothed wheels or their equiva- country, founded on severe tests by themselves, dissolubly welded and perfectly tempered :— Bending of Iron Pipes.. lents. One wheel of…

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