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Scientific American, Vol. 81, No. 7 (August 1899) (1899)

leaf 3

An illustration from Scientific American, Vol. 81, No. 7 (August 1899), 1899, leaf 3
eader is worth £2,000 a year is controlled by a valve, the stem of which runs down has shown an ultimate breaking strength of 132pounds to its owner, while the "Return ball"—a wooden to the point and up through the handle-bar, where it to the square inch, with an elongation of 20 per cent ball… … time, the original and the repetition sound in ^JINER'S DRILLING AND THAWING DEVICE. unison. The makers of stringed musical instru- ments apply this principle by using sounding pressed sleeve, which can be either turned or moved boards, upon the resonance of which the quality longitudinally, owing…

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