1912 June 14 meeting of the Royal Astronomical Society

1912 June 19 meeting of the Royal Meteorological Society

1912 June 26 meeting of the British Astronomical Association

1912 March 20 meeting of the Royal Meteorological Society

1912 March 27 meeting of the British Astronomical Association

1912 March 8 meeting of the Royal Astronomical Society

1912 May 10 meeting of the Royal Astronomical Society

1912 May 22 meeting of the Royal Meteorological Society

1912 May 29 meeting of the British Astronomical Association

1912 November 20 meeting of the Royal Meteorological Society

1912 November 27 meeting of the British Astronomical Association

1912 November 8 meeting of the Royal Astronomical Society

1912 October 30 meeting of the British Astronomical Association

1913 April 11 meeting of the Royal Astronomical Society

1913 April 16 meeting of the Royal Meteorological Society

1913 April 2 meeting of the British Astronomical Association

1913 April 30 meeting of the British Astronomical Association

1913 December 12 Meeting of the Royal Astronomical Society

1913 December 13 meeting of the Royal Meteorological Society

1913 December 31 Meeting of the British Astronomical Association