Series
Board of Longitude: Papers
Catalogue reference: RGO 14
Date: 1605-1830
Records of the Board of Longitude.These include papers about the discovery of methods of measuring longitude at sea, notably the work of John...
Piece
Catalogue reference: HO 191/188
This record is about the C Series Bulletins Nos 1 to 31 dating from 1940-1943 in the series Ministry of Home Security, Research and Experiments Department, Unregistered Papers. It is held at The National Archives, Kew.
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C Series Bulletins Nos 1 to 31
HO 191
See the series level description for more information about this record.
C Series Bulletins Nos 1 to 31
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