GB 0402 BSD
·
1959-1973
Papers of Brian S Dyde relating to the Hydrographic Office of the Admiralty and to the hydrographic survey work of the Royal Navy, including surveyor's workbooks, 1959-1973, including astronomical observations for the position of a geodetic station on the Island of Arorae, Jun 1962; and papers relating to the history of the Hydrographic Department.
Sans titre