1943 July 9 meeting of the Royal Astronomical Society

1943 June 11 meeting of the Royal Astronomical Society

1943 March 12 meeting of the Royal Astronomical Society

1943 May 14 meeting of the Royal Astronomical Society

1943 October 8 meeting of the Royal Astronomical Society

1943 September 10 meeting of the Royal Astronomical Society

1944 April 14 meeting of the Royal Astronomical Society

1944 June 9 meeting of the Royal Astronomical Society

1944 March 10 meeting of the Royal Astronomical Society

1944 May 12 meeting of the Royal Astronomical Society

1944 October 13 meeting of the Royal Astronomical Society

1944 September 8 meeting of the Royal Astronomical Society

1945 April 13 meeting of the Royal Astronomical Society

1945 December 14 meeting of the Royal Astronomical Society

1945 July 13 meeting of the Royal Astronomical Society

1945 June 8 meeting of the Royal Astronomical Society

1945 March 9 meeting of the Royal Astronomical Society

1945 May 11 meeting of the Royal Astronomical Society

1945 November 9 meeting of the Royal Astronomical Society

1945 October 12 meeting of the Royal Astronomical Society