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492 COTTON respects from one another, each claiming to have some special advantage ; of these Crichton s may be mentioned, and that of Lord Brothers (see fig. 2), which possesses an arrangement for drawing the cotton by means of a vacuum Fia. 5. Self-stripping Flat Carding Machine. from places situated at long distances from the blowing room, and claims among other advantages that it will open up 25,000 Bb per week of 56 hours. In this machine an ingenious contrivance presents the cotton to the cylinder by FIG. 6. Roller and Clearer Carding Machine. one roller working in a trough formed by a series of weighted levers. These reduce the risk of breaking the fibre, and at the same time by moving a horizontal bar con
nected with a pair of cones acting upon the feed roller so
