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

by Agnes M. Clerke

[455] Proc. Roy. Soc., vol. xiv., p. 39.

[456] Potsdam Publicationen, No. 18; Astr. Nach., Nos. 3,000, 3,287.

[457] Faye, Comptes Rendus, t. cxi., p. 77; Bélopolsky, Astr. Nach., No. 2,991.

[458] Ibid., Nos. 3,275, 3,344.

[459] Lockyer, Contributions to Solar Physics, p. 70.

[460] Le Soleil, p. 87.

[461] Proc. Roy. Soc., vol. xv., p. 256.

[462] Phil. Mag., vol. xvi., p. 460.

[463] Recherches sur la Rotation du Soleil, p. 12.

[464] Hale, Astr. and Astrophysics, vol. xi., p. 814.