Note 575 — Chapter XVIII · ECLIPSING STARS.
Reading edition
Schönfeld, V. J. S. Astr. Ges., Jahrgang ix. p. 230; Sirius, Bd. x. p. 68; Argelander, Bonner Beob. Bd. vii. p. 397.
Reading edition
Schönfeld, V. J. S. Astr. Ges., Jahrgang ix. p. 230; Sirius, Bd. x. p. 68; Argelander, Bonner Beob. Bd. vii. p. 397.