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 created or collected by Edmonds during the course of his life and career, dated 1827-1838, 1852, 1879-1881, 1890-1957, principally comprising typescript memoirs covering his life and career, 1861-1951, and notably concerning his work at the Royal Military Academy, 1890-1896, and in the Intelligence Division of the War Office, 1899-1901, 1904-1908, his service in South Africa, 1901-1902, and in World War One, 1914-1918, at the Geneva Conference, 1906, as General Staff Officer, 4 Div, 1911-1914, and in the Historical Section of the Committee of Imperial Defence, 1919-1949, written in [1951]; correspondence with Rt Hon Sir Winston (Leonard Spencer) Churchill, 1922-1954, relating to Churchill's book The World Crisis, 1911-1918 (Thornton Butterworth, London,1923-1929, abridged and revised, 1931); letters from FM Douglas Haig, 1st Earl Haig and his wife, 1903-1939, mainly relating to Edmonds' work on the official history of World War One; correspondence with Maj Gen Sir Ernest (Dunlop) Swinton, 1919-1950; texts of lectures,[1908-1947], notably relating to the American Civil War, 1861-1865, laws of war and the organisation of intelligence and information in warfare; typescript and printed articles, 1893-1957, mainly relating to World War One; official army handbooks and reports by Edmonds and others, 1899-1918, 1945; papers related to World War One collected by Edmonds, dated 1900, 1907, 1914-[1945]; presscuttings, [1906-1943], mainly concerning political and military developments and international relations; photographs, 1895-1918, mainly of Edmonds with Army colleagues.

Draft of a text on strategy and tactics on the Eastern Front, 1941-1945, written in [1974]; draft article describing tour of duty of battalion of Royal Engineers in Belfast, [1969-1973], written in 1974; draft of a text on the changing concept of defence, primarily concerned with the shift from positional defence to mobile defence, [1976].