From The Secretary of State. Transmits copies Nos. 2203–2206 of Code Index 1918 (S.P. 02063) supplied by the Admiralty for the use of the Reporting Officer in connection with the Naval Intelligence Service and states that it will be brought into force on the 1st of August next and that all 1917 Indexes and supplements thereto should be destroyed on that date., 1919

From The Secretary of State. Transmits copies Nos. 2203–2206 of Code Index 1918 (S.P. 02063) supplied by the Admiralty for the use of the Reporting Officer in connection with the Naval Intelligence Service and states that it will be brought into force on the 1st of August next and that all 1917 Indexes and supplements thereto should be destroyed on that date., 1919, MSS Archives.2003/1.WPHC 4/IV.1919. File 1579/1919, Box: C3026988; Reel: MSS Microfilm 0310; Reel: AU Microfilm 79-209. WPHC 4/IV : Inwards correspondence, 1919., MSS Archives.2003/1.WPHC 4/IV.1919. Western Pacific Archives, University of Auckland. https://archives.library.auckland.ac.nz/repositories/8/archival_objects/225170 Accessed June 27, 2024.