[294] Astrophysical Journal, vol. 8, p. 213.
[295] Ibid., vol. 17, January to June, 1902.
[296] Astronomy and Astrophysics, 1894, pp. 569-70.
[297] The Study of Stellar Evolution (1908), p. 171.
[298] Astrophysical Journal, January, 1905.
[299] Journal, B.A.A., June, 1901.
[300] Ast. Soc. of the Pacific, December, 1908.
[301] The Observatory, November, 1902, p. 391.
[302] Cosmos, vol. iv. p. 567 (Otté’s translation).
[303] Journal, B.A.A., February, 1898.