Watson, Kate Heintz. [from old catalog], American school of home economics, Chicago. [from old catalog] · Chicago, American school of home economics · leaf 63
revolving blunt-edged knife whichthrows out more of the dirt through a screen. Thereis a suction of air through the screen which helpsremove the foreign substances. The cotton passes 59 Picking and Carding Cleaning 6o TliXTILliS .1X1) CIDTIIINL through several of such machines, being formed intoa… … COTTON OPENER AND PICKER The cotton from the bale is thrown into A, carried by the spiked aprons^ and C evened by E, removed from the apron by ^ (some of thedirt falls through the screen into box C) is beaten by the revolving knife, N P, more dirt being removed through screen A, thengoea through…
Textile industry and fabrics · Sewing · Dressmaking
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