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Scientific American, Vol. 62, No. 17 (April 1890) (1890)

leaf 7

An illustration from Scientific American, Vol. 62, No. 17 (April 1890), 1890, leaf 7
brought out in a very satisfactory reproducing apparatus to register with the record on the Li Hung Chang stamp have entirely risen above manner. this superstition, and that the Chinese merchants These sketches were made at Lieut. Gianni Bettini's the cylinder. The diaphragm cell, which is swung… … struction, as the record suring absolute impregna- LIEUT BETTINI'S NEW MICRO-GRAPHOPHONE. shows, has considerable bility, guns of such caliber advantage over that in as to crush an adversary at which the stylus is attached directly to the center of The Due de Montpensier, who died the other day, a…

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