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

by Agnes M. Clerke

[1327] Gruithuisen's Analekten, Heft 7, p. 48.

[1328] Month. Not., vols. xxv., xxvi., xxviii. Cf. Plummer, Observatory, vol. xiii., p. 263.

[1329] Nature, vol. xxvii., p. 246.

[1330] Astr. Nach., No. 2,468.

[1331] Athenæum, February 3, 1883.

[1332] Astr. Nach., Nos. 2,462, 2,466.

[1333] Ibid., No. 2,489.

[1334] Annales, Moscow, t. ix., pt. ii., p. 52.

[1335] Comptes Rendus, t. xcvii., p. 797.

[1336] Astr. Nach., No. 2,966.