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

leaf 4

An illustration from Scientific American, Vol. 63, No. 15 (October 1890), 1890, leaf 4
under side of the cover. The handles are made justable mechanism, whereby the work is effected with thickness, is capable when 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 pin on the main frame, and the cam has erally of a firm piece of sole leather. If one listens SATJER'S VAULT COVER. an arm 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…

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