1939 May 19 geophysical discussion
1939 November 10 meeting of the Royal Astronomical Society
1939 TN = 1998 WG22
193nd Meeting of the American Astronomical Society
194 Prokne Average CCD Spectrum
1940 AB
1940 April 12 meeting of the Royal Astronomical Society
1940 February 9 meeting of the Royal Astronomical Society
1940 January 12 meeting of the Royal Astronomical Society
1940 June 14 meeting of the Royal Astronomical Society
1940 March 8 meeting of the Royal Astronomical Society
1940 May 10 meeting of the Royal Astronomical Society
1940 May 24 geophysical discussion
1940 November 8 meeting of the Royal Astronomical Society
1941 April 9 meeting of the Royal Astronomical Society
1941 July 11 meeting of the Royal Astronomical Society
1941 June 13 meeting of the Royal Astronomical Society
1941 March 14 meeting of the Royal Astronomical Society
1941 May 9 meeting of the Royal Astronomical Society
1941 October 10 meeting of the Royal Astronomical Society