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Correspondence

 Subject
Subject Source: Library of Congress Subject Headings

Found in 15 Collections and/or Records:

Correspondence and papers from W.R. Piggott to Edward Appleton, November 1947-December 1947

 File
Identifier: Coll-37/E.92
Scope and Contents

Correspondence and papers from W.R. Piggott to Edward Appleton, dated November-December 1947. The material includes Japanese and German ionospheric research.

Dates: November 1947-December 1947

Correspondence from 1st Viscount Cherwell (F.A. Lindemann) to Edward Appleton, 1945

 File
Identifier: Coll-37/E.27
Scope and Contents

Correspondence from 1st Viscount Cherwell (F.A. Lindemann) to Edward Appleton, dated 1945. The material includes comments on a draft paper by Appleton, with manuscript notes by Appleton and W.R. Piggott.

Dates: 1945

Correspondence from H.W. Newton, W.R. Piggott and R.L. Smith-Rose to Edward Appleton, c. 1938-1939

 File
Identifier: Coll-37/C.425
Scope and Contents

The material consists of correspondence from H.W. Newton to Edward Appleton, dated 1938-1939; from W.R. Piggott to Edward Appleton, no date, c. 1939; and from R.L. Smith-Rose to Edward Appleton, dated 1938.

Dates: c. 1938-1939

Correspondence from T. Penney, W.R.Piggott, B.G. Pressey and G.H. Ramsden to Edward Appleton, 1943, 1946 and no date

 File
Identifier: Coll-37/C.349
Scope and Contents

Correspondence from T. Penney to Edward Appleton, dated 1943, from W.R.Piggott to Edward Appleton, no date and from B.G. Pressey and G.H. Ramsden to Edward Appleton, dated 1946. The correspondence from Ramsden relates to 'hissing phenomenon' observations in 1941.

Dates: 1943, 1946 and no date

Correspondence from W.J.G. Beyon, W.R.Piggott, and A.F. Wilkins with Edward Appleton, 1947-1949

 File
Identifier: Coll-37/C.409
Scope and Contents

Correspondence from W.J.G. Beyon, dated 1947 W.R.Piggott, dated 1948 and A.F. Wilkins, dated 1949 with Edward Appleton. The material is all contained in their original binder.

Dates: 1947-1949

Correspondence from W.R. Piggott to Edward Appleton, 1939-1940

 File
Identifier: Coll-37/E.87
Scope and Contents

Correspondence from W.R. Piggott to Edward Appleton, dated 1939-1940.

Dates: 1939-1940

Correspondence from W.R. Piggott to Edward Appleton, 1941-1944

 File
Identifier: Coll-37/E.88
Scope and Contents Correspondence from W.R. Piggott to Edward Appleton, dated 1941-1944. The material includes a letter from L.W. Hayes on the accuracy of Delhi ionosphere measurements, dated 1943, and 'Note on the organisation of ionosphere recording stations after the war', dated 1944 prepared by Piggott for the Royal Society. The Delhi measurements drew Appleton's attention to the geomagnetic anomaly which became a focus for his later research. See Clark, Sir Edward Appleton, page...
Dates: 1941-1944

Correspondence from W.R. Piggott to Edward Appleton, May 1947-August1947

 File
Identifier: Coll-37/E.91
Scope and Contents

Correspondence from W.R. Piggott to Edward Appleton, dated 1947. The material consists of letters from May-August during Piggott's visit to National Research Council, Ottawa, regarding projects and equipment in Canada.

Dates: May 1947-August1947

Correspondence from W.R. Piggott to Edward Appleton, 1948

 File
Identifier: Coll-37/E.94
Scope and Contents

Correspondence from W.R. Piggott to Edward Appleton, dated 1948. The material includes data and photographs.

Dates: 1948

Correspondence from W.R. Piggott to Edward Appleton, c. 1949

 File
Identifier: Coll-37/E.95
Scope and Contents

Correspondence from W.R. Piggott to Edward Appleton, mostly dated 1949 however some of the material is undated.

Dates: c. 1949