Note 15 — Chapter II · THE CHEMISTRY OF THE SUN.
Reading edition
Wiedemann’s Annalen, Bd. xlvii. p. 208 (1892). See also E. P. Lewis’s important investigations of “The Wave-Lengths of Infra-Red Lines,” Astr. Ph. Journal, vol. ii. p. 1.
Reading edition
Wiedemann’s Annalen, Bd. xlvii. p. 208 (1892). See also E. P. Lewis’s important investigations of “The Wave-Lengths of Infra-Red Lines,” Astr. Ph. Journal, vol. ii. p. 1.