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Scientific American, Vol. 5, No. 50 (1850) (1850)

leaf 3

An illustration from Scientific American, Vol. 5, No. 50 (1850), 1850, leaf 3
that purpose, or using in the most simple manner. The frame is labors have uniformly failed of success. They a wrench to screw or unscrew a bolt. from its simplicity, cheapness, and unerring made with permanent screw-jacks in it, which have produced a mechanical union between certanty, we make no… … all the defects of iron war steamers will be this discovery is singularly applieable, and This machine is the invention of Mr. A. S. side stocks to receive the knife or cutter, E remedied, and which the gallant Admiral Sir will be the means of increasing the general Macomber, of Burlington, Vt.,…

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