Note 27 — Chapter II · THE CHEMISTRY OF THE SUN.
Reading edition
Kayser and Runge, Wied. Annalen, Bd. xxxviii. p. 80; Crew and Basquin, Astroph. Journ. vol. ii. p. 103.
Reading edition
Kayser and Runge, Wied. Annalen, Bd. xxxviii. p. 80; Crew and Basquin, Astroph. Journ. vol. ii. p. 103.