Note 457 — Chapter X · WOLF-RAYET STARS.
Reading edition
Campbell, Astr. and Astroph. vol. xiii. pp. 456, 468; Pickering, Astr. Nach. No. 3025; Vogel, Potsdam Publ. No. 14, p. 17; A. J. Cannon, Harvard Annals, vol. xxviii. pp. 147, 248.
Reading edition
Campbell, Astr. and Astroph. vol. xiii. pp. 456, 468; Pickering, Astr. Nach. No. 3025; Vogel, Potsdam Publ. No. 14, p. 17; A. J. Cannon, Harvard Annals, vol. xxviii. pp. 147, 248.