1. ‘Phil. Mag.,” 1848, vol. 33, p. 349; ‘Collected Papers,’ vol. 1.
2. ‘Theory of Sound,’ vol. 2, p. 41.
3. ‘Roy. Soc. Proc.,’ A, 1908, vol. 81. p, 449.
4. ‘Phil. Mag.,’ 1893, vol. 35, p. 317.
5. See Lamb’s ‘Hydrodynamics,’ note on p. 466, 3rd edition.