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

by Agnes M. Clerke

[1011] Annals Harvard Coll. Obs., vol. xi., pt. ii., p. 217.

[1012] Young, Gen. Astr., p. 366.

[1013] Campbell, Publ. Pac. Astr. Soc., vol. vi., p. 270.

[1014] Astr. Nach., No. 3,319.

[1015] Witch of Atlas, stanza iii. I am indebted to Dr. Garnett for the reference.

[1016] Recommended by Chandler, Astr. Jour., No. 452.

[1017] Harvard Circulars, Nos. 36, 37, 51.

[1018] Astr. Nach., No. 3,687.

[1019] Montangerand, Comptes Rendus, March 11, 1901.

[1020] Pickering, Astroph. Jour., vol. xiii., p. 277.