Journal of the British Astronomical Association. Vol.50 No.3
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- 26BAA Journal Vol.50 No.3 January 1940
- 56Some Centenaries for 1940
- 30The Gegenschein, observed at Cambridge
- 31REPORT OF THE SPECIAL GENERAL MEETING OF THE ASSOCIATION Held on Wednesday, 1940 January 3
- 33REPORT OF THE ORDINARY GENERAL MEETING
- 39REPORT OF the Variable Star Section
- 39Report No. 2 Long Period Variables in 1933 (I)
- 44PAPERS COMMUNICATED TO THE ASSOCIATION
- 44Τ Cassiopeia; A Second Successive Instance of Reversal of Curve
- 47The Construction of an Auto-collimating Spectrohelioscope
- 54An Altazimuth Mounting for Reflecting Telescopes
- 73CONTENTS
- 61ASTRONOMICAL QUERIES
- 59ASTRONOMICAL DIARY
- 65REVIEW
- 65Astronomy." By William T. Skilling and Robert S. Richardson
- 67NOTES
- 67The Structure of Meteoric Irons
- 67The Deformation of Glass under Strain
- 67A War-time Solar Eclipse
- 68International Congress of Mathematicians
- 68New Members of the Association Elected 1940 January 3
- 72FIFTIETH SESSION, 1939-40 OFFICERS AND COUNCIL
- 73CONTENTS