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Scientific American, Vol. 49, No. 3 (July 1883) (1883)

leaf 7

An illustration from Scientific American, Vol. 49, No. 3 (July 1883), 1883, leaf 7
nward to expand or contract the end of £4 each per week. Mr. Barter says that he is a carpenter by blades. Our engraving shows an improvement designed to the pipe, as the case may require. trade, and hired little more than an acre of land for £12 per obviate this difficulty, and to facilitate… … ance of the air tending to sustain it in the opposite direction. DU BOIS'S IMPROVED POCKET KNIFE. Mr. A. Dumont, the inventor of the turbine herewith illus- This oool is made large enough at one end and small trated, constructed a wheel having a diameter of 3 me- enough at the other end to adapt it…

Patents · Patented · Silk · Apparatus · Improved · Scientific American · Large number · Yellow fever · Cotton seed · Small masters · Hand looms · Sewing machine · Chemical engines · Fire escape · Silk worm

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