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Scientific American, Vol. 64, No. 14 (April 1891) (1891)

leaf 3

An illustration from Scientific American, Vol. 64, No. 14 (April 1891), 1891, leaf 3
to the square inch ; side of the stock post connected by side braces with the standard. Upon when packed full of chips the drum is filled with sul- are serrations as phuric acid and other chemicals, and the cotton-like the projecting end of the arm rests the central portion shown in a broken-… … thereon in the usual manner. The jaw, and as the ope- TOUCHSTONE'S QUILTING FRAME FOR SEWING MACHINES, FARRIS' WRENCH. rator turns the work rollers have at one end perforated disks adapted to be engaged by the hooked jaw has a tendency to be firmly drawn toward the fixed jaw, latches, whereby the…

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