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Scientific American, Vol. 37, No. 10 (1877) (1877)

leaf 4

An illustration from Scientific American, Vol. 37, No. 10 (1877), 1877, leaf 4
sh-pin for watch- surface near the outer edge of the cap allows of its ready ble. One of the said chain pulleys is fixed upon a counter- es, which is provided with spring for holding it in place in manipulation in screwing it upon the bolt. The cap is struck shaft, which is driven by gearing from… … the progress of the work: and the string and thread barrel ing plastic and malleable at 125°. It ignites with difficulty, the.stem of the watch, and with a watch key point at its in- being again brought out of the cylinder by the action of the is decomposed suddenly at 140° without inflammation,…

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