Writer. THE KNOWLES HORIZONTAL MINING PUMP. to street car companies. He also states that the weight of| Ata recent meeting of the Society of Arts, London, a An accidental interchange of the engravings illustrating the machine will be from 2,800 to 4,000 lbs., and that it will | machine was… … but the roller with the cal column without caus- paper moves a space forward after each letter, so that it run at from 4 to 20 miles per hour. A cow catcher is pro- ing shocks or pounds of any description. Full details re- appears op the paper in its proper place. The mechanism is vided, and…
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