A Popular History of Astronomy During the Nineteenth Century / Fourth Edition

by Agnes M. Clerke

[1174] Mr. J. Nolan has pointed out (Nature, vol. xxxiv., p. 287) that the length of the equal day and month will be reduced to about 1,240 hours by the effects of solar tidal friction.

[1175] Phil. Trans., vol. clxxi., p. 835.

[1176] Nature, vol. xxxiii., p. 368; see also Nolan, Ibid., vol. xxxiv., p. 286.

[1177] Phil. Trans., vol. clxxviii., p. 422.

[1178] Ibid., vol. clxxii., p. 491.

[1179] Ibid., p. 530.

[1180] Satellite Evolution, Melbourne, 1895; Knowledge, vol. xviii., p. 205.

[1181] Phil. Trans., vol. clxxii., p. 533.

[1182] This was perceived by M. Ed. Roche in 1872. Mém. de l'Acad. des Sciences de Montpellier, t. viii., p. 247.

[1183] Nature, vol. xxxiv., p. 287.