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

by Agnes M. Clerke

[1586] Researches in Stellar Parallax, pt. ii., 1892.

[1587] V. J. S. Astr. Ges., Jahrg., xxviii., p. 117.

[1588] Bulletin de la Carte du Ciel, No. 1, p. 262.

[1589] Publ. of the Astr. Laboratory at Groningen, No. 1.

[1590] Nature, vol. xxvi., p. 177.

[1591] Proc. R. Irish Acad., vol. i., p. 571, ser. iii.

[1592] Mem. R. A. S., vol. xlvii., p. 178.

[1593] Astr. Nach., No. 3,142.

[1594] Publ. Astr. Pac. Soc., No. 76.

[1595] Campbell, Lick Bulletin, No. 4.