the desirability of an easier way of opening the and crowded downward 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… … tending to overturn the structure and tlie cumulative resist- DEVICE FOB FITTING STOVE PIPES. 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…
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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