Typescript intelligence report by Courtney entitled 'Remarks on a visit to Soviet Russia-August 1935', with notes, publications and related correspondence, 1922-1936; group photograph of Courtney and officers of the Naval Mission to the USSR [1942]; two notebooks with manuscript notes by Courtney on German and Allied ship movements, USSR [1942]; papers relating to the USSR, 1943-1978, including typescript notes by Courtney entitled 'Soviet Russia and the war', Feb 1943, article by William Laurence Burn entitled 'Anglo-Russian relations: an historical retrospect', from The nineteenth century, Jan 1946; edition of US restricted publication 'The Soviet Union', US Government Printing Office, 1947; manuscript notes on Soviet governmental personnel, 1953; typescript note on internal security in the USSR, 1978; correspondence with the Admiralty, 1949-1958, relating to pay and allowances, Courtney's civilian business matters, 1954-1958, and the Admiralty's refusal to grant permission for Courtney to travel in the USSR as a private businessman, 1953-1955; personal and business correspondence relating to the development of Windermere Island, Bahamas, 1963; correspondence, publications and texts of speeches relating to the Monday Club, 1978-1985, including typescript text of speech by Courtney entitled 'The Soviet fifth column', Jun 1978; correspondence between Cdr Geoffrey Briscoe Penn and the Ministry of Defence relating to the vetting and declassification of the Courtney papers, 1991.