Papers relating to his service in the RN, [1914-1920], [1939-1945], principally comprising carbon copies of letters to his family describing his service at Gallipoli, 1915-1916, and in Salonika, Greece, 1916-1918; typescript texts, written in [1918-1975], principally comprising descriptive sketches of life in Salonika, 1916-1918, in Belgrade after the retreat of German and Austrian forces, 1918-1919, and in Budapest following Communist uprising led by Bela Hung Kun, 1919, written in [1918-1975]; typescript text by Harry W Frantz on Troubridge's work in Serbia and Hungary, 1915-1918, and as President of the Interallied Commission of the Danube, 1919-1920, written in 1920. Photographs relating to his service in Gallipoli, 1915, Salonika, 1915-1918, Belgrade, 1918-1919, and press photographs of the Communist revolution in Budapest, 1919-1920. Glass slides relating to his service in Salonika, 1915-1918. Papers relating to Burrows' work in the Shipping Casualties Section, Trade Division, Admiralty, 1939-1945, principally comprising descriptions of the work of the section, official reports concerning sunk or damaged ships and texts of interview with survivors.

Photographs relating to his naval career, 1912-1949, including photograph album containing photographs taken during his service on HMS BACCHANTE, 1914-1915, at Gallipoli, 1915, and in the North Sea, 1916-1918, Baltic Sea, 1918-1920, East Indies and East Africa, 1921-1924, China Station, 1932-1934, Mediterranean, 1941-1943; photographs of Allied landings at Sword Beach, Normandy, France, 1944. Two volumes of press cuttings relating to the publication of Bless our ship (George Allen and Unwin, London, 1958), 1958, The flowers of the sea (George Allen and Unwin, London, 1962), 1962 and 1971, and Salute the soldier, (George Allen and Unwin, London, 1966), 1966, and Gallipoli (George Allen and Unwin, London, 1975), 1975.

Microfilm copies of letters from Cadoux-Hudson to his family, 1915-1926, covering his service with the Hampshire Regt in Gallipoli, 1915, on the Western Front, 1916-1919, in Russia, 1919, and Ireland, 1920-1925; letters from John (Jack) C Hudson to his family, 1915-1918, covering his service on the Western Front with the Signal Company, 1 Canadian Div, 1915-1916, and the Canadian Army Service Corps, 1917-1918; letters from Cadoux-Hudson's brother Heron Hudson to his family covering his service on the Western Front with the Signal Company, 1 Canadian Div, 1915-1916, and with the Canadian Army Service Corps, 1916-1918; letters from Cadoux-Hudson's brother William Hudson to his mother, 1915, describing his work in the motor industry in the USA. Copy photographs of John and Heron Hudson.

Transcript of uncensored letter from Captain Harold Thomas Cawley, Aide de Camp to Major General Sir William Douglas at Headquarters, 42 Division, Mediterranean Expeditionary Force, to his father Frederick Cawley MP, August or September 1915. Includes frank assessment of the military situation at Gallipolli with severe criticism of General Sir Ian Standish Monteith Hamilton, Lieutenant General Sir Aylmer Gould Hunter-Weston and Major General Sir William Douglas; description of landings and attacks carried out between 4 June and 7 August 1915 and evaluation of the Turkish forces.

The papers cover the period 1915-1978, and include papers on his service in World War One, in particular extracts from diary on Galliopoli offensive May 1915 and Allied raid on Zeebrugge, Apr 1918; correspondence, narratives of operations and photographs from service as Officer Commanding Sudan Camel Corps, 1927-1930; reports on defence of British Somaliland and accounts of Italian invasion of Somaliland from service as Officer Commanding Somaliland Camel Corps, 1937-1940; papers on service as Military Governor and Officer Commaning, British Somaliland, 1941-1943; papers on service as Officer Commanding Portsmouth Div Royal Marines, including narrative of Operation OVERLORD, 1943-1944; papers on service as Director of Combined Operations, India and South-East Asia, including notes on Operation LIGHTNING, 1944-1945; papers on service as Commander Chatham Group Royal Marines, including lecture notes1946-1948; unpublished manuscripts on aspects of Allied war effort in British Somaliland; papers on service as Honorary Colonel Somaliland Scouts, 1948-1958, and membership of Anglo-Somali-Society, 1960-1978.

Typescript draft of 'The memoirs of a professional soldier in peace and war', an unpublished account of Clarke's career in the army, including service in Gallipoli and Palestine during World War One, 1968; various papers and pamphlets collated by Clarke, mainly relating to the training and performance of the Royal West African Frontier Force, 1923-[1960]; articles written by Clarke and published in British and African journals and periodicals, 1926-1959; printer's transparencies of maps used by Clarke in Part Two of the History of the Royal West African Frontier Force (Gale and Polden, Aldershot, 1964).

Copies of diaries, 1911-1916, covering his flying training, 1911-1914, his service with the Royal Naval Air Service in the UK, [1914]-1915, Gallipoli, 1915, Bulgaria, 1915, and Egypt, 1916. Copy of account of his imprisonment in Turkey, Mar-Jul 1917, written in [1917], with newspaper cutting describing conditions in prisons in Constantinople, [1917]. 'The story of the men and aircraft of the Fleet Air Arm', illustrated pamphlet prepared for the Directorate of Navy Recruiting by the Central Office of Information, dated 1985.

Typescript of Letters from Helles (Longmans, London, 1936) describing his service in Egypt and Gallipoli, 1914-1915, written in [1930-1936]. Army books containing notes, orders and letters relating to his service at Gallipoli, Jul 1915-Nov 1915. Battalion orders for 2 Bn, Northamptonshire Regt, Alexandria, Aug-Sep 1914, and 5 Bn, Manchester Regt, Egypt, Oct 1914-Apr 1915. Papers relating to training of 5 Bn, Manchester Regt, Egypt, 1914-1915.

Papers relating to his life and career, 1885-1941, including typescript volume entitled 'The story of the Egyptian campaign, 1885-1886', written in [1914]; two typescript volumes entitled 'My narrative of the South African War 1899-1902' and 'Second phase of the South African War' with sketch maps, notes and recommendations of awards for officers and men of 2 Mounted Infantry Corps, 1899-1900; reports, notes and correspondence, 1900-1912, relating to the future development of cavalry in the British Army, including typescript extracts from article by Maj Gen Sir Ian Monteith Hamilton on operations at Diamond Hill, Second Boer War, South Africa, Jun 1900, and correspondence with FM Rt Hon Frederick Sleigh Roberts, 1st Earl Roberts of Kandahar, Pretoria and Waterford, Lt Gen Sir Horace Lockwood Smith-Dorrien, Maj Gen Edmund Henry Hyman Allenby, Maj Gen Sir Edward Thomas Henry Hutton, and Lt Col Hubert De la Poer Gough, 1903-1910; typescript notes on cavalry tactics, equipment and history, entitled 'Letters from an old cavalry officer to his son', 1909; two typescript volumes entitled 'My narrative of the Great German War', an account of his service in World War One in Gallipoli and on the Western Front, 1914-1918, including 29 photographs and typescript table showing number of 29 Div casualties between 1915 and 1917; manuscript article by De Lisle entitled 'General Sir Archibald Wavell GCB: the unknown leader', 1941; typescript unpublished novel entitled 'The great recovery', 1941, based on De Lisle's experiences in World War One, 1914-1918.

Copies of papers relating to his life and career and other family members, 1911, 1915, 1932, comprising: letter from Lt Col Sir George Roos-Keppel, Chief Commissioner and Agent to the Governor General, North West Frontier Province, to the Secretary to the Government of India, Foreign Department, reporting the capture of a party of raiders at Tarnab and commending various army and police officers, including Michael Donlea, Inspector of Police, North West Frontier (brother of Patrick), for their services in the incident, 2 March 1911; photograph [of raiders referred to in the above letter, 1911]; press cuttings describing charge of 21Lancers at Shabkadr, Aug 1915; brief typescript account of opium production and the organisation of Opium Department, United Provinces of Agra and Oudh, 1932; copy of letter to Mrs Lucy Sophia Le Marchand (aunt by marriage of Patrick's wife) from Maj Cecil Allanson, 1/6 Gurkha Rifles describing the death of her son, Lt John Wharton Jones Le Marchand, Gallipoli, 1915.

Printed edition of For Want of Critics... the Tragedy of Gallipoli, (Gallipoli Memorial Lecture Trust, Holy Trinity Church, Eltham, 1990), the 1990 Gallipoli Memorial lecture given by Professor Robert O'Neill, Chichele Professor of the History of War, Oxford University, at Holy Trinity Church, Eltham, 26 Apr 1990

Correspondence with Col Sir Clive Wigram, Assistant Private Secretary to HM King George V, 1911-1933, including detailed descriptions of operations in Gallipoli and on the Western Front during World War One. Correspondence concerning a visit by Alfred Charles William Harmsworth, Viscount Northcliffe, to Cologne, Germany, in 1922. Letters to Godley from various military friends and acquaintances, 1901-1954, including FM William Riddell Birdwood, 1st Baron Birdwood of Anzac and Totnes; FM Frederick Rudolph Lambart, 10th Earl of Cavan; AF Sir John Michael de Robeck, 1st Bt; Gen Sir Ian Standish Monteith Hamilton; Lt Gen Sir Frederick Stanley Maude; Gen Sir John Maxwell; Gen Sir Archibald (James) Murray; FM Herbert Charles Onslow Plumer, 1stViscount Plumer of Messines; and FM Sir William (Robert) Robertson, 1st Bt. Two unpublished volumes of letters from Godley to his wife, Louisa Marion Godley, Lady Godley, sent during active service on the Western Front, 1916-1918. Biographical information relating to Godley and his family, namely a copy of his memoirs, Life of an Irish Soldier (John Murray, London, 1939), a copy of his obituary in The Times, 1957, and photocopied extracts from New Zealand encyclopedias relating to Godley and his uncle, John Robert Godley.

Letters from Marshall to his brother, John Eden Marshall (1864-1937), the Hon Mr Justice Marshall, Judge in Egyptian Court of Appeal, written throughout World War One, including chatty, if brief, descriptions of his service in Gallipoli, Salonika and Mesopotamia, where he became Commander in Chief of the Mesopotamian Expeditionary Force in Nov 1917, 1915-1919. The great bulk of the letters are therefore written from Mesopotamia, 1916-1919, and include Marshall's descriptions of the second Battle of Kut el Amara, Dec 1916; the advance to and the fall of Baghdad, Mar 1917, with impressions of the city; the Battle of Band-i-Adhaim, 30 Apr 1917; the building of railways and improvement of communications along the British front line; commentary on the progress of the war on the Western, Eastern and Southern fronts; commentary on the progress of the British forces under Gen Sir Edmund Henry Hynman Allenby on the Palestine front, 1917-1919; the clearance of Jebel Hamrin and the River Diyala, Mesopotamia, Oct 1917; the 'Dunsterforce' operation in Persia, 1918; the advance up the Euphrates and the taking of Hit and Khan Baghdadi, Mar-May 1918; the final offensive on the Tigris, Oct-Nov 1918, culminating in the signing of an armistice with the Turks on 30 Oct, 1918.

Papers relating to Gallipoli (Faber and Faber, London, 1936), 1927-1967, principally comprising original typescript, [1936]; correspondence, 1927-1967, notably with Brig Gen Cecil Faber Aspinall-Oglander, 1933-1939, Gen Sir Ian (Standish Monteith) Hamilton, 1934-1941, Capt Sir Basil Henry Liddell Hart, 1936-1937, AF Sir Roger John Brownlow Keyes, Bt, 1934-1939, and Maj Gen Arthur Cecil Temperley, 1935-1939; newspaper cuttings, [1915]-1966, including reviews of Gallipoli, 1936-1937, and cuttings relating to the Gallipoli campaign, [1915]-1966; 'Gallipoli', [script of radio programme] by Val Henry Gielgud, 1936; photographs of Gallipoli taken by North, [1936]. Papers relating to North West Europe (HMSO, London, 1953), 1943-1961, including original typescript, [1953]; correspondence, 1944-1957, notably with Liddell Hart, 1953-1954, and FM Bernard Law Montgomery, 1st Viscount Montgomery of Alamein, 1954-1955; press cuttings, 1943-1961, comprising reviews of North West Europe, 1944-1945, dated 1953-1954, and cuttings relating to World War Two, dated 1943-1961; official US Government and HMSO publications relating to World War Two, 1945-1946. Papers relating to The Alexander memoirs (Cassell, London, 1962), dated 1941, 1945, 1946, 1948, 1959-1964, including draft copy, [1962], and published copy, 1962; correspondence, 1961-1964, notably with FM Harold Rupert Leofric George Alexander, 1st Earl Alexander of Tunis, 1961-1963, Liddell Hart, 1961-1962, and Montgomery, 1962; newspaper cuttings, 1945-1946, 1948, 1959-1963; photographs taken by North and Alexander on a visit to the Middle East and Italy, 1960. Other papers, [1931-1968], including articles by North, [1939-1966], notably concerning training, tactics and weaponry; correspondence, [1933-1960]; maps of UK and North West Europe, 1931-1944; press cuttings, 1939-1966, including reviews of Men Fighting (Faber and Faber, London, 1958), 1958-1959; 'Diary of the Belgian Campaign, May 1940', typescript text by AF Sir Roger John Brownlow Keyes, dated [1940].

Pre-war papers and correspondence, 1898-1914, including lectures, texts and notes written whilst Commandant of the Staff College, Camberley, Surrey. Papers relating to his service as Quartermaster General to the BEF (British Expeditionary Force), Western Front, 1914-1915, including correspondence with Maj Gen Sir Stanley Brenton von Donop, Master General of the Ordnance, and Maj Gen Sir John Steven Cowans, Quartermaster General to the Forces, relating to supplies of equipment, provisions and munitions. Papers and correspondence, 1915, as Chief of General Staff, BEF (British Expeditionary Force), Western Front, principally comprising reports and memoranda prepared for the War Office and the War Council by General Headquarters Staff, 1915; memoranda relating to general military strategy, 1915, notably in the Balkans, Dardanelles, Gallipoli and Egypt; papers in French concerning the Allied Conference at Chantilly, 1915. Papers relating to service as Chief of the Imperial General Staff during World War One, 1915- 1918, principally comprising Army Council and War Cabinet papers relating to manpower, 1915-1918; papers of FM Horatio Herbert Kitchener, 1st Earl Kitchener of Khartoum and Broome, Secretary of State for War, given to Robertson following Kitchener's death in Jun 1916; personal telegrams, 1916- 1917, mainly comprising unofficial messages to and from various army commanders and military attachés in Salonika, Russia, Egypt, Mesopotamia, Italy, Romania, Palestine and the Western Front; memoranda and papers on military operations in the Middle East, 1915-1917, and general strategy, 1917-1918, prepared by Robertson for the War Cabinet; documents relating to the creation of the Allied Supreme War Council, and its various powers and functions, 1917-1918. Papers created as Commander in Chief, Eastern Command and Home Forces, 1918-1919, consisting of inspection reports of various depots and units in the UK, and general correspondence. Papers created as General Officer Commanding in Chief, BAOR (British Army of the Rhine), 1919-1920, including printed memoranda by French Marshal Ferdinand Foch, Allied Supreme Commander on the Western and Italian Fronts, on the conditions required to ensure peace in Europe, 1918-1919; papers relating to the organisation and functions of the British Zone of Occupation in Germany, 1919; correspondence with Gen Sir Henry Hughes Wilson, Chief of the Imperial General Staff, the Rt Hon Winston (Leonard Spencer) Churchill, Secretary of State for War, and Maj Gen Sir Charles 'Tim' Harington Harington, Deputy Chief of the Imperial General Staff, 1919; inspection reports of BAOR (British Army of the Rhine) units, 1919. Private correspondence, mainly relating to Robertson's work during World War One, including correspondence with Lt Col Arthur John Bigge, 1st Baron Stamfordham, Private Secretary to HM King George V, 1914-1918; Maj Gen Charles Edward Callwell, Director of Military Operations at the War Office, 1915; Gen Sir Archibald (James) Murray, Chief of the Imperial General Staff and General Officer Commanding in Chief, Egyptian Expeditionary Force, 1915-1916; the Rt Hon David Lloyd George, Secretary of State for War, 1916, and Prime Minister, 1916-1918; FM Sir Douglas Haig, Commander in Chief, British Armies in France, 1915-1918; Maj Gen Frederick (Barton) Maurice, Director of Military Operations at the War Office, 1917-1918; and the Rt Hon Winston (Leonard Spencer) Churchill, Secretary of State for War, 1919-1920. Also including correspondence, memoranda and notes concerning the events leading up to the resignation of Robertson as Chief of the Imperial General Staff in Feb 1918, dated Jan-Feb 1918. Semi-official papers and private correspondence, 1915-1918, collected by Brig Gen Cecil Courtenay Lucas, Robertson's Aide de Camp, mainly comprising correspondence between Robertson and Gen Sir Archibald (James) Murray, Gen Sir Beauchamp Duff, Gen Sir Charles Carmichael Monro, and Gen Sir Edward Henry Hynman Allenby, relating to military operations in India, Mesopotamia, Egypt and Palestine, 1916-1918; Lt Col Sir Maurice Pascal Alers Hankey, Secretary to the War Cabinet and the Committee of Imperial Defence, 1916-1917; Lt Gen the Rt Hon Jan Christian Smuts, South African Representative on the British War Cabinet, 1917; Gen Sir (Francis) Reginald Wingate, Governor General of the Sudan, 1916, and High Commissioner of Egypt, 1917; and Lt Col Charles A'Court Repington, Military Correspondent of The Times, 1916-1917. General correspondence with various on military matters, 1916-1918, including Reginald Baliol Brett, 2nd Viscount Esher, Lt Gen George Francis Milne, French Gen Robert Georges Nivelle, Italian Gen Luigi Cadorna, Lt Gen Sir Frederick Stanley Maude, and Gen Sir Herbert Charles Onslow Plumer.

Papers and photographs, 1888-1924, 1972, mostly manuscript letters by Simpson-Baikie to his wife, Marion Evelyn Simpson-Baikie, Lady Simpson-Baikie, 1906-1919, including letters whilst on active service on the Western Front, Gallipoli, Salonika and Palestine, 1914-1918; four manuscript letters from Simpson-Baikie to his mother-in-law, Emilita Miller, 1904-1918, and three manuscript letters from Simpson-Baikie to his daughter, Jean Simpson-Baikie, 1917-1918. Also, manuscript letter from Gen Sir Ian Standish Monteith Hamilton to Jean Miller Hamilton, Lady Hamilton, asking her to inform Marion Evelyn Simpson-Baikie that Simpson-Baikie has been chosen to serve at Gallipoli, 1915; manuscript letter to Simpson-Baikie from Gen Sir Horace Lockwood Smith-Dorrien, Governor of Gibraltar, on adverse comments about Smith-Dorrien in 1914 (Spiers, London, 1919) by FM John Denton Pinkstone French, 1st Viscount of Ypres, 1920. Eleven photographs and two negatives relating to Simpson-Baikie's career, 1888-1920, including three photographs of Simpson-Baikie, 1888, [1904]; Lt Gen Horatio Herbert Kitchener, 1st Baron Kitchener of Khartoum, General Officer Commanding in Chief, South Africa, with his Aide de Camp, Lt Francis Aylmer Maxwell [1901]; Maj Gen Hubert Ion Wetherall Hamilton, Maj Gen General Staff, Mediterranean Command, 1911; Gen Sir Ian Standish Monteith Hamilton at Charing Cross station, London, on his departure for Gallipoli, 13 Mar 1915; aerial photograph of the French camp at Sedd el Bahr, Gallipoli, Turkey, 1915. Typescript letter to Jean Morley Kennerley (née Simpson-Baikie) from Professor Robert Clifford Walton concerning Smith-Dorrien, 1972.