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Published online by Cambridge University Press: 28 July 2016
page 811 note * See bibliography at end of this paper.
page 822 note * From Flettner, Z.F.M., 16, 52, 1925
page 837 note * See, for example, p. 49 of my text-book on Sound.
page 841 note * Journal of Scientific Inst., Vol. 111., September, 1926.