Page:Young - Outlines of experiments and inquiries respecting sound and light (1800).djvu/24

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respecting Sound and Light.
19

by a swell, than it can possibly be by a sudden impression of the blast. It is proposed, at a future time, to ascertain by experiment, the actual compression of the air within the pipe under different circumstances: from some very slight trials, it seemed to be nearly in the ratio of the frequency of vibrations of each harmonic.