1970 October 9 meeting of the Royal Astronomical Society

1970 Solar Eclipse as "Seen" by a Torsion Pendulum

1970 Sumeria CCD Spectrum

1971 - 1972: Guide to scientific instruments.

1971 April 7 meeting of the Royal Astronomical Society

1971 December 10 meeting of the Royal Astronomical Society

1971 February 12 meeting of the Royal Astronomical Society

1971 January 8 meeting of the Royal Astronomical Society

1971 Lunar science conference

1971 March 12 meeting of the Royal Astronomical Society

1971 May 14 meeting of the Royal Astronomical Society

1971 November 12 meeting of the Royal Astronomical Society

1971 October 8 meeting of the Royal Astronomical Society

1972 April 14 meeting of the Royal Astronomical Society

1972 December 8 meeting of the Royal Astronomical Society

1972 February 11 meeting of the Royal Astronomical Society

1972 January 14 meeting of the Royal Astronomical Society

1972 March 10 meeting of the Royal Astronomical Society

1972 May 12 meeting of the Royal Astronomical Society

1972 November 10 meeting of the Royal Astronomical Society