Reference Code: GBR/0180/RGO 9/695
Scope and Contents
Correspondence between H. Spencer Jones and C.A. Jarman, Ministry of Supply, and related papers regarding airborne magnetometers:1. Memorandum by Jarman on a proposal for a technique and instrument for airborne determination of magnetic elements, c. 19472. Confidential memorandum, 1 December 1947, comprised of an extract from the British Supply Office Navigation Section Liaison Letter No. 7, regarding polar navigation.3. Confidential memorandum on airborne...
1947 - 1948
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