Manuscript notes by Corbett, for lectures, given at the Royal Naval War College, Portsmouth, Hampshire, between 1903-1918 relating to the First Anglo-Dutch War, 1652-1654, the War of the Spanish Succession, 1701-1714, the Trafalgar campaign, Napoleonic Wars, 1805, the Russo-Japanese War, 1904-1905, and combined operations. Six letters to Corbett, dated 1905, on a lecture given at the Staff College, Camberley, Surrey, from Col Sir Henry Seymour Rawlinson, 1st Bt, and R Adm Edmund John Warre Slade. Four letters to Corbett, dated 1906-1907, on a lecture to be given at Aldershot, 1907, from Maj Gen Sir Bruce Meade Hamilton and Adm Sir Lewis Anthony Beaumont. Four letters to Corbett, dated 1919-1920, on the writing of the Official History of the Great War: Naval operations (Longmans, London, 1920-1931), from Sir Maurice Pascal Alers Hankey, Secretary to the Cabinet, AF John Rushworth Jellicoe, 1st Viscount Jellicoe of Scapa (former First Sea Lord) and two from AF David Beatty, 1st Earl Beatty of the North Sea and of Brooksby, First Sea Lord.