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Scientific American, Vol. 38, No. 1 (1878) (1878)

leaf 2

An illustration from Scientific American, Vol. 38, No. 1 (1878), 1878, leaf 2
f- parts to the lathe arbor a variable velocity according as the a gutter is formed by muking a fold in a sheet of metal, cor- frey, of Orland, Ind. A receptacle is attached to the lower tool operates upon the stone at a portion nearer to or fur- rugated longitudinally, and which projects at right… … Wh CSE A if ire OTR | > UP SOW, /ikadigs * hs I

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