Correspondence
Found in 2 Collections and/or Records:
Correspondence from J. Larmor to Edward Appleton, 1925-1939
The material consists of correspondence from J. Larmor to Edward Appleton, dated 1925-1939. Some of the letters remain in their original envelopes and many include research ideas and calculations, which continue on accompanying sheets or on to the back of the envelope. All are in a very tiny hand with many afterthoughts, cancellations and marginalia, etc.
Correspondence from J.A. Ratcliffe to Edward Appleton, 1951-1964
Correspondence from J.A. Ratcliffe to Edward Appleton, dated 1951-1952, 1955, 1960 and 1964 (Appleton's carbon copy only). The material from 1952 includes a memorandum relating to analysis of I.G.Y. [International Geophysical Year] records, with comments by A. J. Lyon. Appleton's letter of 1964 refers to Larmor, and to the discovery of the equatorial anomaly.