Decoded Reports, 1928-1931.
Scope and Content Note
Decoded Telegrams, 1920-1929.
Scope and Content Note
Decoded Telegrams and Letters, 1937-1939.
Scope and Content Note
Memoranda, 1931.
Scope and Content Note
DECODED REPORTS, 1928-1931
Logbook of incoming and outgoing reports, 1928 November - 1931 May
DECODED TELEGRAMS, 1920-1929.
Scope and Content Note
1920 February 2 - December 31
1922 January 5 - 1923 July 14
1923 July 16 - 1926 January 21
1926 January 7 - 1929 July 17
1929 August 10-December(?).
Scope and Content Note
DECODED TELEGRAMS AND LETTERS, 1937-1939
Logbook of incoming and outgoing telegrams and letters, 1937 - 1939 October
MEMORANDA, 1931.
Scope and Content Note