Typescript memoir entitled '37 years in the IMS [Indian Medical Service]', [1938], notably concerning the treatment of tuberculosis in India, 1910-1937, service in Waziristan, North West Frontier, India, 1901-1902, prison service, Jhansi, 1906-1907, and service in World War One with the Mesopotamia Expeditionary Force, 1916-1918, 304 pps.

Unpublished typescript memoirs, 1893-1969, including: accounts of life in the British colony in St Petersburg before World War One; work in the British Military Mission at the Russian War Office; events witnessed during the Russian Revolution and conditions for the Russian Army during the Revolution, 1917-1918; evacuation of British personnel from Russia, February 1918; negotiating with Finnish Red and White commanders while travelling through Finland during the Civil War; liaising with Admiral Aleksandr Vasiliyevich Kolchak and the White armies in Harbin, China, 1918; liaising with General Mikhail Konstantinovich Dieterichs, Czechoslovak Legions, and a special mission to Ataman Grigory Mikhaylovich Semyonov (or Semenov) in Chita, Transbaikalia, November 1918; activities as General Sir Harry Knox's liaison officer at the White Army Headquarters in Omsk, November 1918 - November 1919; the retreat from Omsk to Vladivostock following the success of the Bolshevik army, November 1919 - March 1920; stationing in Gibraltar and Egypt, 1921-1922; life and work in Simla, Waziristan and Kamptee, India, 1922-1928; work as an intelligence officer, Meshed, Persia (Iran), 1928-1931; life and work in Bombay, Ajmer, Jhansi, Alwar and Delhi, India, 1932-1935, including description of rioting under the Maharajah of Alwar; experiences working in India, China and Egypt during World War Two, including visit to Palestine; account of working in the post-war timber trade and as a consultant in the Russian Section of the London Chamber of Commerce. Also article 'Anglo-Russian Timber Trade: Personal Reminiscences and Reflections of Col L Steveni', The Timber Trades Journal , 11 March 1961, and article by Richard J Aldrich, University of Nottingham, from Modern Asian Studies 32, 1 (1998), pp. 179-217, entitled "Britain's Secret Intelligence Service in Asia during the Second World War" including analysis of Steveni's role as Director of British Secret Intelligence Service (SIS) in Asia.