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

by Agnes M. Clerke

[1121] Month. Not., vol. liv., p. 297.

[1122] Phil. Trans., vol. lxxxii., p. 14.

[1123] Smiths. Report, 1880.

[1124] Comptes Rendus, t. lxiv., p. 1304.

[1125] Huggins, Proc. R. Soc., vol. xlvi., p. 231; Keeler, Astr. Nach., No. 2,927; Vogel, Astroph. Jour., vol. i., p. 278.

[1126] Month. Not., vol. xxxiii., p. 164.

[1127] Astr. Nach., No 2,545.

[1128] Comptes Rendus, t. xcviii., p. 1419.

[1129] Comptes Rendus, t. xcviii., pp. 718, 967.

[1130] V. J. S. Astr. Ges., Jahrg. xxiv., p. 267.