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Scientific American, Vol. 30, No. 22 (May 1874) (1874)

leaf 7

An illustration from Scientific American, Vol. 30, No. 22 (May 1874), 1874, leaf 7
necessarily not so great as when and, at the same time, the caps will be tightly secured to joint, we are informed, may be quickly made perfect by run- old ones, on wearing out, are constantly replaced. the ends of the bar. ning the saw through it, thus enabling the operator to use Further… … tents obtained through the Scientific American ventor, Mr. .ames H. Van Ness, Char- Patent Agency. For further particulars re- lotte, N. C. IMPBOVED DOUBLETHEE. garding sale of rights or sale of territory, -«••»- etc., address A. N. Case, Kingsville, Ashtabula county, Ohio. ventor as above, or the…

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