The Structure of the Sidereal Universe Part II. Comets Barnard 1886 and Holmes 1892. The Zodiacal Light. The Aurora Borealis. Variable and Suspected Variable Stars. Publications of West Hendon House Observatory, Sunderland No. II by T. W. Backhouse

The Structure of the Sidereal Universe Part II. Comets Barnard 1886 and Holmes 1892. The Zodiacal Light. The Aurora Borealis. Variable and Suspected Variable Stars. Publications of West Hendon House Observatory, Sunderland No. II by T. W. Backhouse

Continue Reading