Note 637 — Chapter XX · SHORT-PERIOD VARIABLES—Continued.
Reading edition
Astr. Journ. Nos. 378, 384; Astroph. Journ. vol. x. p. 312; Nature, vol. lxiv. p. 469.
Reading edition
Astr. Journ. Nos. 378, 384; Astroph. Journ. vol. x. p. 312; Nature, vol. lxiv. p. 469.