American School of Correspondence · Chicago, American school of correspondence · leaf 364
shaft through the gears of fifteen, nineteen, thirteen and thirty-eight teeth. On the lower end of the drawing-up shaft, S, is the drawing-up 822 COTTON SPINNING 281 friction, P, which rotates with the shaft. The bottom of the friction,T^ upon which is the bevel gear of thirteenteeth, is mounted…
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