Correspondence

Scope and Contents

Correspondence between W.J.G. Beynon and Edward Appleton, dated 1949-1950. The material relates to U.R.S.I [Union Radio-Scientifique Internationale] and M.C.I. [Mixed Commission on the Ionosphere] affairs, publications, meetings, etc.

Scope and Contents

The material relates to U.R.S.I. [Union Radio-Scientifique Internationale] and M.C.I. [Mixed Commission on the Ionosphere] affairs, including Third Polar Year proposed for 1957-1958 and some research matters are discussed. There is also included a U.R.S.I. report on 'Terminology and units' with a letter from D.F. Martyn.

Scope and Contents

Correspondence between W.J.G. Beynon and Edward Appleton, dated 1955. The material relates to U.R.S.I. [Union Radio-Scientifique Internationale] and M.C.I. [Mixed Commission on the Ionosphere] affairs, organisation of I.G.Y. [International Geophysical Year] and arrangements for the meeting in the U.S.A. in 1957. It includes and offprint of an article on I.G.Y. by Appleton from The Times, 17 January.

Scope and Contents

Brief correspondence between W.J.G. Beynon and Edward Appleton, dated January 1956-March 1956.

Scope and Contents

Correspondence from H.D. Poole to Edward Appleton, dated 1939-1940. The material includes correspondence on Poole's theories from W.J.G. Beynon, dated October 1939.

Scope and Contents

Correspondence between L. d'Azambuja with Edward Appleton, dated 1947, includes a photograph dated July 1946; between W.G. Beynon and Appleton, dated 1946 and 1948; and between L.C.B. Blanchard and Appleton, dated 1945-1946, including data on the ‘hissing phenomenon’, dated 1941 and 1944.

Scope and Contents Correspondence from W.J.G. Beynon and others to Edward Appleton, dated 1957. The material relates to the programme and arrangements for the M.C.I. [Mixed Commission on the Ionosphere] meeting in New York, in September that year and on the general theme 'The global morphology of the ionosphere', and also on suggestions for re-organisation of the U.R.S.I. [Union Radio-Scientifique Internationale] Joint Commissions. It includes a typescript copy of Appleton's 'National Report to Commission...

Scope and Contents

Correspondence from W.J.G. Beynon and others to Edward Appleton, dated 1959. The material mainly regards the publication arrangements for M.C.I. [Mixed Commission on the Ionosphere] Proceedings and changes in the organisation of the U.R.S.I. [Union Radio-Scientifique Internationale] and the future of the Mixed Commission.

Scope and Contents

Correspondence from W.J.G. Beynon to Edward Appleton, dated 1938-1939. The material includes data, graphs and the abstract for a paper on 'The reflexion of radio waves from the ionosphere at oblique incidence'.

Scope and Contents

The material includes two papers by Beynon: ‘Angle of Incidence' (January) and 'The application of ionospheric data to radio-communication problems', 17 pages plus 15 figures (January), etc. There is also a letter, date 9 October 1940, from G. Millington to R.L. Smith-Rose on a report by Beynon on maximum usable frequency calculations.