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Scientific American, Vol. 63, No. 15 (1890) (1890)

leaf 4

An illustration from Scientific American, Vol. 63, No. 15 (1890), 1890, leaf 4
der side of the cover. The handles are made thickness, is capable when _justable mechanism, whereby the work is effected with of rectangular links, loosely secured to slide in perfora- struck of producing a compo- unfailing accuracy, and the teeth appear uniform when filed. It is a patented… … crumed on a pinon the main frame, and the cam has erally of a firm piece of sole leather. If one listens an arin carrying a friction roller engaging a cam on intently to the sound of one of these gongs, he will slight lateral turn, whereby the toes on the limbs may the main driving shaft,whereby a…

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