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Scientific American, Vol. 20, No. 11 (March 1869) (1869)

leaf 3

An illustration from Scientific American, Vol. 20, No. 11 (March 1869), 1869, leaf 3
re not required to run upon their THE IOFLIFE AND ELY ADJUSTABLE VELOCIPEDE. flanges, as in passing over the frogs ordinarily used, When the attention of inventors is directed to any one thus making the track much branch of mechanics, or to any one object, it is a matter of smoother, the wheels… … curved corners, e e, of the within our experience has this been more forcibly exemplified base-pieces A and B. The than in that of the velocipede excitement—almost a mania. sides of the cap, B, are turned No sooner does one of these improvements present itself than down and bent inward. others…

Patents · Iron · Machine · Art · Velocipede · Scientific American · Address · Turbine water · Steam engine · Coloring marble · Patent granted · Patent office · Office twenty · Twenty days · Young men · Steam boiler

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