[495] Observations at Redhill, p. 248.

[496] Comptes Rendus, t. xcv., p. 1249.

[497] Ibid., t. xciii., p. 827; t. xcvi., p. 1418.

[498] Ibid., t. c, p. 593.

[499] Ellis, Proc. Roy. Society, vol. lxiii., p. 70.

[500] Schultz, Astr. Nach., Nos. 2,817-18, 2,847-8; Wilsing, Ibid., No. 3,039; Bélopolsky, Ibid., No. 2,722.

[501] Report Brit. Ass., 1892, p. 635.

[502] A. W. Augur, Astroph. Jour., vol. xiii., p. 346.

[503] Report Brit. Ass., 1862, p. 16 (pt. ii.).

[504] Mem. R. A. S., vol. xxi., p. 161.