Papers on magnetic surveys and investigations, 1939 - 1947
Scope and Contents
Correspondence with Professor Blackett regarding the quartz horizontal magnetometer and the balance magnetometer zero designed by D. la Cour, 1947.
Material on the agenda of the Commonwealth Conference on 'Defence Science', 1947.
List of cometary phenomena by P. Bernard, 1947.
Correspondence between Sir Harold Spencer Jones and C.S. Beals regarding the position of the north magnetic pole, 1947.
Abstract of 'The Present Location of the North Magnetic Pole...Analysis of observations obtained to October, 1946', 1947.
Correspondence between H. Spencer Jones and N. Polunin on the position of the north magnetic pole, 1947.
Correspondence with the Scott Polar Research Institute regarding the position of the north magnetic pole, 1946.
Copy of Thiesen's observations of the Sun's magnetic field, 1946.
Letter regarding the cancellation of the expedition to the Canadian Eastern Arctic, 1946.
Correspondence with the Royal Air Force regarding the Canadian Eastern Arctic Expedition, 1946.
Minutes of a meeting on terrestrial magnetism held on 14 January 1946.
Letter from N. Polunin regarding a meeting with Aries people, 1945.
Letter to Professor Chapman from H. Spencer Jones regarding German astronomers, 1945.
Letter of 1945 giving the diurnal variations in the Earth's magnetic field for the year 1928.
Correspondence with Commodore Hellweg regarding deflection of vertical force at Greenwich, 1945.
Minutes of the Air Ministry Meteorological Research Committee's sub-committee to consider the use of the V2 rocket for meteorological purposes, inscribed 'secret', 1945.
Correspondence with the Royal Air Force regarding Aries flights, 1945.
Correspondence regarding the visit to the Royal Observatory of a representative from the Polar Flight Unit, 1945.
Letter to J.A. Fleming regarding magnetic pole positions, 1944.
Letter to the 'Encyclopaedia Britannica' concerning magnetic north, 1942.
Correspondence with Professor A. Ogg regarding secular variations, 1939.
Report by A. Ogg on secular variation stations in South Africa, including charts, 1939.
- 1939 - 1947
Conditions Governing Access
1 bundle(s) (1 bundle)
Language of Materials
Former / Other Reference
Finding aid date
- From the Series: Dyson, Frank Watson, Sir, 1868 - 1939 (Knight, astronomer) (Person)