British National Committee for Scientific Radio Meetings held: 1. 30 March 1955 2. 27 April 1956 3. 22 March 1957 4. 15 November 1957 5. 15 April 1958 6. 6 February 1959 7. 13 October 1959 8. 17 June 1960 9. 27 July 1961 10. 10 October 1961 11. 11 July 1962 12. 26 February 1963 13. 12 June 1963 14. 24 March 1964 15. 29 June 1965 16. 3 December 1965 17. 21 March 1966 18. 2 December 1966 19. 15 December 1967 20. 24 May 1968 22. 23 October 1968 1955 to 1968