1956 November 9 meeting of the Royal Astronomical Society

1956 October 12 meeting of the Royal Astronomical Society

1957 April 12 meeting of the Royal Astronomical Society

1957 December 13 meeting of the Royal Astronomical Society

1957 Ephemerides of Jupiter's Ninth and Twelfth Satellites

1957 February 8 meeting of the Royal Astronomical Society

1957 January 11 meeting of the Royal Astronomical Society

1957 March 8 meeting of the Royal Astronomical Society

1957 May 10 meeting of the Royal Astronomical Society

1957 November 8 meeting of the Royal Astronomical Society

1957 October 11 meeting of the Royal Astronomical Society

1958 April 11 meeting of the Royal Astronomical Society

1958 December 12 meeting of the Royal Astronomical Society

1958 Ephemerides of Jupiter's Ninth and Twelfth Satellites

1958 February 14 meeting of the Royal Astronomical Society

1958 January 10 meeting of the Royal Astronomical Society

1958 July 11 meeting of the Royal Astronomical Society

1958 March 14 meeting of the Royal Astronomical Society

1958 May 9 meeting of the Royal Astronomical Society

1958 November 14 meeting of the Royal Astronomical Society