Includes some copies of originals held by the Whitby family relating to Sir Lionel's life, military (both World Wars) and medical career, with some biographical information. Includes: copies of medical certificates, 1918-27; letter from Clementine Churchill, 4 September 1944, thanking Brigadier Whitby for 'looking after Winston' and two letters from 'Leo' to his wife from Chateau Frontenac, 10-11 September 1944 (describing the long journey to the Quebec Conference and various meetings with Churchill) and 16 September (the last day of the Second Quebec Conference, attended by Winston Churchill and President Roosevelt) describing the dinner at the Citadel, when Whitby sat next to Roosevelt, and discussions with Churchill afterwards; 1948 talk to the Cambridge University Medical Society on 'The Career of Medicine'; Article 'The Medical Student in Britain and in America: A Contrast' by Whitby, reprinted from 'The Middlesex Hospital Journal (August 1955); Commemorative Oration on the Occasion of the Diamond Jubilee of the RAMC, given by Sir Gordon Gordon-Taylor, 25 June 1958, BMA House, Tavistock Square relating to Whitby and his First World War injuries; A S MacNalty's description of Whitby from the 'History of the College Club of the Royal College of Physicians of London (1964). Also includes WW1 commission certificate and a sketch made by Whitby during the First World War 'Sketch from Hill 560' (from the Balkans / Salonika campaign possibly), marked 'weather sunny', showing the location of various rocks etc, with a postcard showing the landscape in the Ypres salient during the war.