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Scientific American, Vol. 5, No. 27 (March 1850) (1850)

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An illustration from Scientific American, Vol. 5, No. 27 (March 1850), 1850, leaf 0
THE ADVOCATE OF INDUSTRY, AND JOURNAL OF SCIENTIFIC, MECHANICAL AND OTHER IMPROVEMENTS. VOL.UME 5.] NEW YORK MARCH 23, 1850. [NUMBER 27. length onjhe cam, may be made to affect the IMPROVED MACHINERY FOR ROLLING IRREGULAR Scientific American, surface of any given length. FORMS OF METAL.— Fig 1.…

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