| RefNo | Title | Date |
| EC/1926/22 | Tizard, Sir Henry Thomas: certificate of election to the Royal Society | |
| PB/8/45/3/4 | Correspondence re Blackett's Tizard Memorial Lecture, 1960 | 1960 |
| PB/8/45/2 | Circulation lists for reprints, requestes and thanks for copies of Blackett's Tizard Memorial Lecture. | 1960 |
| PB/9/1/111 | Correspondence with Charles Susskind | 1966 |
| PB/9/1/114 | Correspondence with AJP Taylor | 1954 |
| PB/4/4/8 | 'Estimation of bombing effect' by Tizard | 1942 |
| PB/4/8/47 | Correspondence with HT Tizard | 1942 |
| PB/4/8/40 | Correspondence with AP Rowe | 1942 |
| PB/8/10/4 | Correspondence with scientific colleagues, with recollections and information on Evan James Williams's work and personality. | 1945-1946 |
| MDA/A/23/108 | Acknowledgement slip from the Secretary of the Admiralty, to Sir Henry Thomas Tizard, Royal Society, Burlington House, W.1. | 14 September 1945 |
| MDA/A/23/106 | Letter from A H B Schofield, to John David Griffith Davies, Assistant Secretary, Royal Society, Burlington House, London, W.1. | 5 September 1945 |
| PB/7/2/4/1/1 | Previous correspondence with Sir Henry Tizard and Sir Edward Collingwood re possible scientific missions or conferences in Russia. | 1943, 1945 |
| PB/8/45/1 | Blackett's notes for his Tizard Memorial Lecture, includ requests for information and copy of Tizard's autobiographical notes for his Royal Society record. | 1960 |
| PB/1/33/1/9 | Nobel Prize | 1948 |
| PB/4/2/1/2 | Letters from David Pye and HT Tizard on photo-electric bomb work at Farnborough and Metropolitan-Vickers. | February-April 1938 |
| PB/4/1/1/4 | Letter of comment on note by Blackett on air defence, offence and propaganda from HT Tizard | November 1939 |
| PB/9/2/1/3 | Correspondence with editors and publishers | 1965 |
| PB/9/1/113 | Correspondence with Philip Swinton (Lord Swinton) | 1936 |
| PB/4/7/1/3 | 'A Method of Analysing Operations of War' | c.1943 |
| MDA/A/23/150 | Letter from Patrick M S Blackett, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 19 October 1945 |
| MDA/A/23/64 | Telegram from Martin Knudsen, to Henry Hallett Dale, Royal Society London | 20 June 1945 |
| MDA/A/23/33 | Letter from Olaf Devik, to J G Crowther, 3 Hanover Street, London W.1 | 13 March 1945 |
| MDA/A/23/49 | Copy letter from John David Griffith Davies, to Jonkheer A P C van Karnebeek | 2 June 1945 |
| MDA/A/23/88 | Copy letter from Sir Henry Thomas Tizard, to Dr L E Bayliss, Ministry of Supply, AORG, Ibstock Place, Clarence Lane, Roehampton, SW15 | 24 July 1945 |
| MDA/A/23/155 | Copy letter from Sir Edward Victor Appleton, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 7 August 1945 |
| MDA/A/23/160 | Letter from W B Brander, to the Professor Archibald Vivian Hill, Secretary, Royal Society, Burlington House, London, W.1. | 3 October 1945 |
| MDA/A/23/94 | Copy letter from Brian W Downs, to Sir Henry Thomas Tizard, [Royal Society] | 3 August 1945 |
| MDA/A/23/60 | Note from Archibald Vivian Hill, to John David Griffith Davies [Royal Society] | [July 1945] |
| NLB/72/802 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to [Henry Thomas] Tizard Esq., CB, FRS | 2 May 1930 |
| MDA/A/23/80 | Copy letter from John David Griffith Davies, to William Horace Montagu-Pollock, Foreign Office, Whitehall, S.W.1. | 5 July 1945 |
| MDA/A/23/29 | 'List of Norwegian scientists present at the informal talk with Sir Henry Tizard...' | 13 March 1945 |
| MDA/A/23/39 | Copy letter from Sir Henry Thomas Tizard, to William J Robbins, Director, The New York Botanical Garden, Bronx Park (Fordham Branch P.P), New York 58, N.Y. | 30 April 1945 |
| MDA/A/23/100 | Copy letter from John David Griffith Davies, to Patrick Ransome, British Broadcasting Corporation (European Service), Bush House, Aldwych, W.C.2. | 17 August 1945 |
| MDA/A/23/35 | Letter from F Joliot, to Sir Henry Thomas Tizard, Royal Society, Burlington House, London W.1 | 28 March 1945 |
| MDA/A/23/11 | Copy letter from an unknown correspondent, to Sir Henry Thomas Tizard [Royal Society] | 29 October 1941 |
| MDA/A/23/43 | Copy letter from John David Griffith Davies, to Joyce Weiner, Office of War Information, American Embassy, London | 10 May 1945 |
| MDA/A/23/9 | Memorandum from John David Griffith Davies, to Sir Henry Thomas Tizard [Royal Society] | 12 August 1941 |
| MDA/A/23/96 | Letter from Sir Henry Thomas Tizard, to John David Griffith Davies [Royal Society] | 12 August 1945 |
| MDA/A/23/82 | Copy letter from John David Griffith Davies, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 5 July 1945 |
| MDA/A/23/113 | Copy letter from Professor Frederick John Marrian Stratton, Gonville and Caius College, Cambridge, England | 5 September 1945 |
| MDA/A/23/62 | Memorandum from John David Griffith Davies, to Sir Henry Thomas Tizard | 18 June 1945 |
| MDA/A/23/110 | Copy letter from J M Burgers, to Frederick John Marrian Stratton | 5 September 1945 |
| MDA/A/23/1 | Copy letter from Henry Thomas Tizard, to an unknown correspondent | 23 May 1940 |
| MDA/A/23/123 | Copy letter from Sir Henry Thomas Tizard, to Professor Jan Belehradek, Rector, University Karlovy, Praha, Czechoslovakia | 12 October 1945 |
| MDA/A/23/130 | Copy letter from Sir Henry Thomas Tizard, to Professor F Joliot, Director, National Centre of Scientific Research, 13 Quai d'Orsay, Paris | 2 November 1945 |
| MDA/A/23/4 | Copy letter from John David Griffith Davies, to Sir Henry Thomas Tizard, Ministry of Aircraft Production, Imperial Chemical House, Millbank, S.W.1 | 20 August 1941 |
| MDA/A/23/104 | Letter from Guy B Gresford, to John David Griffith Davies, Royal Society, Burlington House, London, W.1. | 29 August 1945 |
| MDA/A/23/51 | Letter from the First Secretary, Royal Danish Legation, to John David Griffith Davies, Royal Society, Burlington House, London, W.1 | 4 June 1945 |
| MDA/A/23/50 | Note from John David Griffith Davies, to Sir Henry Thomas Tizard [Royal Society] | 2 June 1945 |
| MDA/A/23/19 | Copy letter from Henry Thomas Tizard, to Professor H L Riley, King's College, Newcastle Upon Tyne | 8 January 1945 |
| MDA/A/23/95 | Letter from Sir Henry Thomas Tizard, to John David Griffith Davies [Royal Society] | 12 August 1945 |
| MDA/A/23/30 | Copy letter from Sir Henry Thomas Tizard to Professor F Joliot, Centre National de la Recherche Scientifique, 13 Quait d'Orsay, Paris | 8 March 1945 |
| MDA/A/23/3 | Copy letter from John David Griffith Davies, to Sir Henry Thomas Tizard, Imperial College of Science, S.W.7 | 22 May 1941 |
| MDA/A/23/44 | Copy letter from John David Griffith Davies, to the First Secretary, Danish Legation, 29 Pont Street, S.W.1 | 10 May 1945 |
| MDA/A/23/14 | Copy letter from Sir Henry Thomas Tizard, to an Arthur John Stanley White [British Council] | 13 October 1944 |
| MDA/A/23/105 | Copy letter from Sir Henry Thomas Tizard, to Dr Walter B Cannon | 28 August 1945 |
| MDA/A/23/15 | Letter from Arthur John Stanley White to Sir Henry Thomas Tizard, Magdalen College, Oxford | 27 October 1944 |
| MDA/A/23/75 | Draft letter from John David Griffith Davies, to E Knuth, Royal Danish Legation, 29 Pont Street, London, S.W.1. | 22 June 1945 |
| MDA/A/23/112 | Copy letter from Professor Frederick John Marrian Stratton, to Sir Henry Tizard [Royal Society] | 19 September 1945 |
| MDA/A/23/102 | Letter from Sir Henry Thomas Tizard, to John David Griffith Davies [Royal Society] | 24 August 1945 |
| MDA/A/23/13 | Letter from Chu Chia-Luia, to Sir Henry Thomas Tizard, Royal Society, London | 18 May 1944 |
| MDA/A/23/7 | Copy letter from John David Griffith Davies, to Sir Henry Thomas Tizard, Ministry of Aircraft Production, Imperial Chemical House, Millbank, S.W.1 | 28 August 1941 |
| MDA/A/23/59 | Letter from Henry Hallett Dale, to Sir Henry Tizard, Royal Society, Burlington House, W.1. | 30 May 1945 |
| MDA/A/23/18 | Letter from Henry Thomas Tizard, to B Lockspeiser, Ministry of Aircraft Production, Thames House, Millbank, S.W.1 | 8 January 1945 |
| MDA/A/23/10 | Memorandum from John David Griffith Davies, to Sir Henry Thomas Tizard [Royal Society] | 13 October 1941 |
| MDA/A/23/176 | Notes on the staff of the scientific academies of Holland, Denmark and Norway | [1945] |
| MDA/A/23/61 | Telegram from Wilhelm Bjerknes, to Henry Hallett Dale, Royal Society, Burlington House, London, W1 | [July 1945] |
| MDA/A/23/23 | Copy letter from Sir Henry Thomas Tizard, to G B Gresford, Secretary, Australian Research Liaison Office, Australia House, Strand, W.C.2 | 8 February 1945 |
| MDA/A/23/153 | Copy letter from Sir Henry Thomas Tizard, to William Horace Montagu-Pollock [Foreign Office] | 8 August 1945 |
| MDA/A/23/58 | Copy letter from an unknown correspondent, to Professor F R Winton, University College, Pharmacology Department, Gower Street, W.C.1. | 31 July 1945 |
| MDA/A/23/81 | Letter from Johannes Pedersen, to Henry Hallett Dale, President, The Royal Society, London | 28 June 1945 |
| MDA/A/23/47 | Copy letter from John David Griffith Davies, to the First Secretary, Danish Legation, 29 Pont Street, S.W.1 | 2 June 1945 |
| MDA/A/23/48 | Copy letter from John David Griffith Davies, to the First Secretary, Norwegian Embassy, 10 Palace Green, W.8 | 2 June 1945 |
| MDA/A/23/90 | Note to Sir Henry Thomas Tizard, Magdalen College, Oxford | 9 July 1945 |
| MDA/A/23/172 | Brief note by Professor Archibald Vivian Hill | [1945] |
| MDA/A/23/73 | Letter from William Horace Montagu-Pollock, to John David Griffith Davies, Royal Society, Burlington House, W.1. | 19 June 1945 |
| MDA/A/23/140 | Letter from Professor L Brull, to Professor Finch, Imperial College, London, S.W.7 | 25 October 1945 |
| MDA/A/23/63 | Letter from the E Knuth, to Sir Henry Thomas Tizard, Royal Society, Burlington House, London W.1. | 15 June 1945 |
| MDA/A/23/52 | Copy letter from Sir Henry Thomas Tizard, to the First Secretary, Royal Danish Legation, 29 Pont Street, S.W.1 | 9 June 1945 |
| MDA/A/23/76 | Draft letter from John David Griffith Davies, to Ingo Smith Kielland, Royal Norwegian Embassy, 10 Palace Green, W.8. | 22 June 1945 |
| MDA/A/23/2 | Copy letter from William Henry Bragg, to Sir Henry Thomas Tizard, 4 Winchester Road, Oxford | 24 October 1940 |
| MDA/A/23/31 | List of members of the French Scientific Mission | 8 March 1945 |
| MDA/A/23/26 | Copy letter from John David Griffith Davies, to Sir Henry Thomas Tizard [Royal Society] | 23 November 1945 |
| MDA/A/23/21 | Copy letter from Sir Henry Thomas Tizard, to Professor Francois Antoine Lacroix, Institut de France, Academie des Sciences, Paris | 8 February 1945 |
| MDA/A/23/32 | 'Notes on meeting with foreign scientists' by [Sir Henry Thomas Tizard], Royal Society | 15 March 1945 |
| MDA/A/23/5 | Letter from John David Griffith Davies, to Sir Henry Thomas Tizard, Ministry of Aircraft Production, Imperial Chemical House, Millbank, S.W.1 | 14 July 1941 |
| MDA/A/23/46 | Letter from Jonkheer A P C van Karnebeek, to John David Griffith Davies, the Royal Society, Burlington House, London, W.1 | 31 May 1945 |
| MDA/A/23/6 | Letter from John David Griffith Davies, to Sir Henry Thomas Tizard, Ministry of Aircraft Production, Imperial Chemical House, Millbank, S.W.1 | 20 August 1941 |
| MDA/A/23/42 | Letter from Joyce Weiner, to Sir Henry Thomas Tizard, Royal Society, Burlington House, W.1 | 5 May 1945 |
| MDA/A/23/34 | Letter from Sir Henry Thomas Tizard, to John David Griffith Davies [Royal Society] | 15 March 1945 |
| MDA/A/23/99 | Letter from Brian W Downs, to Sir Henry Thomas Tizard, Foreign Secretary, Royal Society, Burlington House, W.1 | 3 August 1945 |
| MDA/A/23/68 | Copy letter from John David Griffith Davies, to William Horace Montagu-Pollock, Foreign Office, Whitehall, S.W.1. | 18 June 1945 |
| MDA/A/23/16 | Copy letter from Sir Henry Thomas Tizard, to Commander Christopher Powell, Messrs Watney & Powell, Courtfield House, London, S.W.7 | 16 November 1944 |
| MDA/A/23/93 | Letter from Sir Henry Thomas Tizard, to John David Griffith Davies [Royal Society] | 27 July 1945 |
| MDA/A/23/22 | Copy letter from Sir Henry Thomas Tizard, to Professor Francois Antoine Lacroix, Institut de France, Academie des Sciences, Paris | 8 February 1945 |
| MDA/A/23/28 | Letter from C F A Panton, to Sir Henry Thomas Tizard [Royal Society] | 26 March 1945 |
| MDA/A/23/24 | 'Election of Foreign Members', memorandum by Sir Henry Thomas Tizard [Royal Society] | [23 February 1945] |
| MDA/A/23/41 | Copy letter from John David Griffith Davies, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 4 May 1945 |
| MDA/A/23/36 | Copy letter from John David Griffith Davies, to The Secretary to the Scientific Advisors to the Minister of Production, 2, Central Buildings, Matthew Parker Street, S.W.1 | 13 April 1945 |
| MDA/A/23/40 | Copy letter from Professor Patrick Maynard Stuart Blackett, to Sir Henry Thomas Tizard | 2 May 1945 |
| MDA/A/23/38 | Copy letter from John David Griffith Davies, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 27 April 1945 |
| MDA/A/23/53 | Letter from Jonkheer A P C van Karnebeek, to John David Griffith Davies, Royal Society, Burlington House, London, W.1 | 5 June 1945 |
| MDA/A/23/25 | 'Election of Foreign Members', memorandum by Sir Henry Thomas Tizard [Royal Society] | 23 February 1945 |
| MDA/A/23/27 | Letter from A G Gaydon, to Sir Henry Thomas Tizard [Royal Society] | 26 November 1945 |
| MDA/A/23/92 | Letter from Professor I M Heilbron, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 5 July 1945 |
| MDA/A/23/78 | Letter from William Horace Montagu-Pollock, to John David Griffith Davies, Royal Society, Burlington House, W.1. | 26 June 1945 |
| MDA/A/23/79 | Copy letter from William Horace Montagu-Pollock, to John David Griffith Davies, Royal Society, Burlington House, W.1. | 26 June 1945 |
| MDA/A/23/55 | Letter from the First Secretary of the Royal Norwegian Embassy, to John David Griffith Davies, Royal Society, Burlington House, London, W.1 | 5 June 1945 |
| MDA/A/23/69 | Telegram from Martin Knudsen, to Henry Hallett Dale, President, The Royal Society, London | June 1945 |
| MDA/A/23/138 | Letter from John David Griffith Davies, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 16 November 1945 |
| MDA/A/23/86 | Copy letter from Sir Henry Thomas Tizard, to Professor F G Donnan, Roseneath, Hartlip, near Sittingbourne, Kent | 20 July 1945 |
| MDA/A/23/67 | Letter from William Horace Montagu-Pollock, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 11 June 1945 |
| MDA/A/23/89 | Copy letter from Sir Henry Thomas Tizard, to Dr L J Davies, British Thomson-Houston Company Limited, Research Laboratory, Rugby | 24 July 1945 |
| MDA/A/23/87 | Letter from Dr L E Bayliss, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 12 July 1945 |
| MDA/A/23/83 | Copy letter from Sir Henry Thomas Tizard, to William Horace Montagu-Pollock | 12 July 1945 |
| MDA/A/23/144 | Letter from A S C van Karnebeek, to Sir Henry Thomas Tizard, Foreign Secretary of the Royal Society, Burlington House, W.1. | 19 October 1945 |
| MDA/A/23/97 | Copy letter from John David Griffith Davies, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 14 August 1945 |
| MDA/A/23/145 | Copy letter from V B Wrigglesworth, to Sir Henry Thomas Tizard, Foreign Secretary, Royal Society | 3 November 1945 |
| MDA/A/23/169 | Copy letter from Sir Henry Thomas Tizard, to the Secretary, the Admiralty, Whitehall, S.W.1. | 12 September 1945 |
| MDA/A/23/103 | Copy letter from John David Griffith Davies, to Guy B Gresford, Secretary, Australian Research Liaison Office, Australia House, Strand, W.C.2. | 27 August 1945 |
| MDA/A/23/98 | Copy letter from Sir Henry Thomas Tizard, to B W Downs, care of The British Council, 3 Hanover Street, W.1. | 12 August 1945 |
| MDA/A/23/137 | Letter from Ursula Branston, to John David Griffith Davies, Royal Society, Burlington House, W.1. | 16 November 1945 |
| MDA/A/23/115 | Letter from Sir Henry Tizard, to John David Griffith Davies [Royal Society] | 30 September 1945 |
| MDA/A/23/111 | Copy letter from Sir Henry Thomas Tizard, to Professor Pettersson, Oceanografiska Institution, Hogskola, Goteborg, Sweden | 12 September 1945 |
| MDA/A/23/129 | Memorandum from John David Griffith Davies, to Sir Henry Thomas Tizard | 1 November 1945 |
| MDA/A/23/125 | Letter from Hans Petterson, to Sir Henry Thomas Tizard [Royal Society] | 17 October 1945 |
| MDA/A/23/116 | Letter from W H Kenerson, to Dr H J Muller, Department of Zoology, Indiana University, Bloomington, Indiana | 1 October 1945 |
| MDA/A/23/114 | Letter from Professor Frederick John Marrian Stratton, to Sir Henry Tizard, Royal Society, Burlington House, London W.1. | 19 September 1945 |
| MDA/A/23 | Correspondence of Henry Thomas Tizard | 1940-1946 |
| MDA/A/23/117 | Preliminary draft synopsis, 'British Supply Council Committee on official history of British supply organisations in North America' | 20 June 1945 |
| MDA/A/23/118 | Letter from Dr H J Muller, to Sir Henry Thomas Tizard [Royal Society] | 4 October 1945 |
| MDA/A/23/120 | Copy letter from W Hume-Rothery, to John David Griffith Davies, Royal Society | 4 October 1945 |
| MDA/A/23/107 | Letter from Sir Henry Thomas Tizard, to Vice-Admiral Sir John Edgell, 1 Glenalmond House, Manor Fields, Putney, S.W.15. | 12 September 1945 |
| MDA/A/23/134 | Letter from Carl Panton, to Sir Henry Thomas Tizard, Royal Society, Burlington House, W.1. | 12 November 1945 |
| MDA/A/23/131 | Copy letter from John David Griffith Davies, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 2 November 1945 |
| MDA/A/23/146 | Copy letter from Donald M Hodson, to Sir Henry Thomas Tizard, [Royal Society] | 26 November 1945 |
| MDA/A/23/154 | Copy letter from Passport Control Department, Foreign Office to Sir Henry Thomas Tizard [Royal Society] | 21 September 1945 |
| MDA/A/23/128 | Letter from Jaroslav Asar, to Sir Henry Thomas Tizard, Royal Society, Burlington House, W.1. | 23 October 1945 |
| MDA/A/23/141 | Letter from Professor G I Finch, to 'The Secretaries', Royal Society, Burlington House, London, W.1. | 19 November 1945 |
| MDA/A/23/147 | Copy letter from John David Griffith Davies, to Ursula Branston, British Broadcasting Corporation, European Division, Bush House, W.C.2. | 26 November 1945 |
| MDA/A/23/121 | Memorandum from John David Griffith Davies, to Sir Henry Thomas Tizard | 8 October 1945 |
| MDA/A/23/119 | Copy letter from W R Richardson, to the Secretaries [to the Royal Society] | 5 October 1945 |
| MDA/A/23/122 | Copy letter from Sir Henry Thomas Tizard, to Dr O J R Howarth, British Association | 12 October 1945 |
| MDA/A/23/132 | Copy letter from John David Griffith Davies, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 29 October 1945 |
| MDA/A/23/126 | Copy letter from Hans Petterson, to the Netherlands Ambassador | 19 October 1945 |
| MDA/A/23/124 | Letter from Professor Dr M W Woerddeman, to 'the Secretary of the Royal Society', Burlington House, London, W.1. | 15 October 1945 |
| MDA/A/23/127 | Letter from Jonkheer E M Storm van's Gravesande, to Sir Henry Thomas Tizard, Royal Society, Burlington House, Piccadilly, London, W.1. | 21 October 1945 |
| MDA/A/23/158 | Copy letter from John David Griffith Davies, to the Director, Passport Control Department, Broadway Buildings, Westminster, S.W.1. | 26 October 1945 |
| MDA/A/23/142 | Copy letter from Sir Henry Thomas Tizard, to [Ernest Bevin, Secretary of State for Foreign and Commonwealth Affairs] | 20 November 1945 |
| MDA/A/23/135 | Letter from Harold Spencer Jones, to Sir Henry Thomas Tizard, Royal Society, Burlington House | 13 November 1945 |
| MDA/A/23/170 | Letter from Cly H Cardo, to Sir Henry Thomas Tizard, Foreign Secretary, Royal Society, Burlington House, W.1. | 30 November 1945 |
| MDA/A/23/133 | Copy letter from Dr Richard M Field, to Sir Henry Thomas Tizard [Royal Society] | 9 November 1945 |
| MDA/A/23/168 | Copy letter from Sir Henry Thomas Tizard, to Professor J Proudman, The University, Liverpool 3. | 12 September 1945 |
| MDA/A/23/143 | Copy letter from John David Griffith Davies, to William Horace Montagu-Pollock, Foreign Office, Whitehall, S.W.1. | 23 August 1945 |
| MDA/A/23/159 | Letter from Jonkheer E M Storm van's Gravesande, to the Sir Hector Hetherington, Vice Chancellors Committee, Glasgow University | 17 September 1945 |
| MDA/A/23/148 | Letter from J M Burgers, to Sir Henry Thomas Tizard, Foreign Secretary to the Royal Society, Burlington House, London, W1. | 5 September 1945 |
| MDA/A/23/161 | Copy letter from Jonkheer E M Storm van's Gravesande, to Sir Henry Thomas Tizard, Foreign Secretary, Royal Society | 21 October 1945 |
| MDA/A/23/165 | Text of a 'Broadcast speech by Sir Henry Tizard' | 1945 |
| MDA/A/23/152 | Copy letter from John David Griffith Davies, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 26 October 1945 |
| MDA/A/23/164 | Copy letter from John David Griffith Davies, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 19 December 1945 |
| MDA/A/23/156 | Copy letter from John David Griffith Davies, to William Horace Montagu-Pollock, Foreign Office, Whitehall, S.W.1 | 3 September 1945 |
| MDA/A/23/157 | Letter from Passport Control Department, Foreign Office, to Sir Henry Thomas Tizard [Royal Society] | 21 September 1945 |
| MDA/A/23/162 | Copy letter from Sir Henry Thomas Tizard, to Jonkheer E M Storm van's Gravesande, Nieuwe Gracht 65 bis, 158635 Utrecht, Holland | 1 November 1945 |
| MDA/A/23/166 | Letter from Philip Noel Baker, to Sir Henry Thomas Tizard [Royal Society] | 7 December 1945 |
| MDA/A/23/163 | Letter from Passport Control Department, to John David Griffith Davies, Assistant Secretary, Royal Society, Burlington House, London, W.1. | 1 November 1945 |
| MDA/A/23/171 | Copy letter from Sir Henry Thomas Tizard, to Dr E C Bullard, Department of Geodesy and Geophysics, Downing Place, Cambridge | 11 January 1946 |
| MDA/A/23/174 | Copy letter from Sir Henry Thomas Tizard, to Air Marshal Sir Robert Saundby, Oxleas, Burghclere, Newbury, Berkshire | 11 January 1946 |
| MDA/A/23/175 | Copy letter from Sir Henry Thomas Tizard, to H M Garner, Ministry of Aircraft Production, Millbank, S.W.1 | 11 January 1946 |
| MDA/A/16/26 | Letter from Thomas Ralph Merton to David Christie Martin, Stubbings House, Maidenhead Thicket | 29 March 1954 |
| RR/44/50 | Referee's report by Henry Thomas Tizard, on a paper 'The slow combustion of methane' by William Arthur Bone and R E Allum | October 1931 |
| RR/43/139 | Referee's report by Henry Thomas Tizard, on a paper 'The formation of methyl alcohol and formaldehyde in the slow combustion of methane at high pressures' by Dudley Maurice Newitt and A E Haffner | August 1931 |
| RR/48/40 | Referee's report by Henry Thomas Tizard, on a paper 'The thermal decomposition of nitrous oxide at pressures up to forty atmospheres' by E Hunter | [December 1933] |
| RR/53/78 | Referee's report by Henry Thomas Tizard, on a paper 'The thermal decomposition of methyl alcohol' by C J M Fletcher | [July 1934] |
| RR/52/114 | Referee's report by Henry Thomas Tizard, on a paper 'The mechanism of the formation of condensation products of methane by the pyrolysis of ethane, ethylene etc' by M O Travers and J J P Pearce | 21 July 1934 |
| RR/53/101 | Referee's report by Henry Thomas Tizard, on a paper 'The catalytic decomposition of hydrogen peroxide by iron salts' by Fritz Haber and Joseph Weiss | [July 1934] |
| RR/57/122 | Second referee's report by Henry Thomas Tizard, on a paper 'On the interaction of carbon monoxide with nickel at high temperatures' by G Bryce | [May 1936] |
| NLB/71/26 | Copy letter from Sir Ernest Rutherford, President of the Royal Society; to [Henry Thomas] Tizard Esq., C.B., FRS | 8 December 1927 |
| NLB/73/138 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to [Henry Thomas] Tizard Esq., C.B.,FRS | 20 December 1930 |
| PB/8/61 | 'Education and the Trade Gap'. | 1966 |
| PB/8/45/3/2 | Correspondence re Blackett's Tizard Memorial Lecture, 1960 | 1960 |
| PB/9/1/52 | Correspondence with AV Hill | 1940-1974 |
| IM/GA/WS/3235 | Tizard, Sir Henry Thomas | nd |
| MDA/A/23/173 | Copy letter from Sir Harold Spencer Jones, to Sir Henry Thomas Tizard [Royal Society] | 20 Aug 1945 |
| PB/8/45/3/3 | Correspondence re Blackett's Tizard Memorial Lecture, 1960 | 1960 |
| PB/8/45/3/1 | Correspondence re Blackett's Tizard Memorial Lecture, 1960 | 1960 |
| MDA/A/23/109 | Copy letter from A Holvoet, to John David Griffith Davies [Royal Society] | 18 September 1945 |
| MDA/A/23/70 | Letter from Ingo Smith-Kielland, to Sir Henry Thomas Tizard, Royal Society, Burlington House, London, W.1. | 16 June 1945 |
| MDA/A/23/57 | Notes on the proposed programme for Sir Henry Thomas Tizard's visit to Scandinavian countries | [June 1945] |
| MDA/A/23/72 | Copy memorandum from Dr A J Staverman, to Sir Henry Thomas Tizard, Royal Society, Burlington House, London, W.1. | [June 1945] |
| MDA/A/23/139 | Letter from Professor Marcel Florkin, to Professor Finch [Imperial College, London, S.W.7] | 7 November 1945 |
| MDA/A/23/17 | Letter from Commander Christopher Powell, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 13 November 1944 |
| MDA/A/23/12 | Copy letter from Thomas Merton, to Sir Henry Thomas Tizard, Imperial College of Science and Technology, London, S.W.7 | 6 June 1942 |
| MDA/A/23/101 | Copy letter from Sir Henry Thomas Tizard, to Professor Ashby, British Embassy, Moscow | 27 August 1945 |
| MDA/A/23/8 | Letter from Alfred Charles Egerton, to Sir Henry Thomas Tizard [Royal Society] | 25 October 1941 |
| MDA/A/23/151 | Letter from Sir Henry Thomas Tizard, to John David Griffith Davies | 24 October 1945 |
| MDA/A/23/65 | Letter from E Knuth, to John David Griffith Davies, Royal Society, Burlington House, London W.1. | 30 May 1945 |
| MDA/A/23/54 | Copy letter from Sir Henry Thomas Tizard, to Jonkheer A P C van Karnebeek, Royal Netherlands Embassy, 21a, Portman Square, W.1 | 9 June 1945 |
| MDA/A/23/20 | Letter from John David Griffith Davies, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 28 January-2 February 1945 |
| MDA/A/23/77 | Letter from A King, to Sir Henry Thomas Tizard, Magdalen College, Oxford University, England | 22 June 1945 |
| MDA/A/23/85 | Letter from Professor F G Donnan, to Sir Henry Thomas Tizard, [Royal Society] | 11 July 1945 |
| MDA/A/23/45 | Notes on the proposed visit of Sir Henry Thomas Tizard to Scandinavian countries | [c. May 1945] |
| MDA/A/23/56 | Copy letter from Sir Henry Thomas Tizard, to the First Secretary, Royal Norwegian Embassy, 10 Palace Green, W.8. | 13 June 1945 |
| MDA/A/23/37 | Letter from William J Robbins, to Sir Henry Thomas Tizard, Royal Society, Burlington House, Piccadilly, London W.1 | 4-23 April 1945 |
| MDA/A/23/71 | Letter from Jonkheer A P C van Karnebeek, to Sir Henry Thomas Tizard, Royal Society, Burlington House, London, W.1. | 19 June 1945 |
| MDA/A/23/84 | Copy letter from Sir Henry Thomas Tizard, to Dr Jean Willems, Director of the Belgian National Foundation of Scientific Research, Dorchester Hotel, W.1. | 12 July 1945 |
| MDA/A/23/74 | Draft telegrams from Henry Hallett Dale, to the Presidents of Kongelige Videnskabernes Selskab, Copenhagen and Det Norske Videnskapsakademi, Oslo | 21 June 1945 |
| MDA/A/23/66 | Memorandum from I M L, from John David Griffith Davies | [1945] |
| MDA/A/23/91 | Memorandum from John David Griffith Davies, to Sir Henry Thomas Tizard, Foreign Secretary, [Royal Society] | 1 August 1945 |
| MDA/A/23/149 | Letter from Sir Edward Victor Appleton, to Sir Henry Thomas Tizard, Magdalen College, Oxford | 5 September 1945 |
| MDA/A/23/136 | Letter from Verena M. Horsfall, to Sir Henry Thomas Tizard, Royal Society, Burlington House, W.1. | 13 November 1945 |
| MDA/A/23/167 | Letter from Professor J Proudman, to Sir Henry Thomas Tizard, Royal Society | 30 August 1945 |
| RR/57/123 | Referee's report by Henry Thomas Tizard, on a paper 'On the interaction of carbon monoxide with nickel at high temperatures' by G Bryce | [April 1936] |
| RR/57/110 | Referee's report by Henry Thomas Tizard, on a paper 'Some influences of dilution on the explosive combustion of hydrocarbons' by William Arthur Bone and Lionel E Outridge | [June 1936] |
| RR/62/95 | Referee's report by Henry Thomas Tizard, on a paper 'The kinetics of the thermal decomposition of benzalazine vapour' by Gwyn Williams and Arthur Stuart Clark Lawrence | [May 1936] |
| PB/8/18/6/3 | Blackett's correspondence with colleagues and friends re text or opinions of 'Military and political consequences of atomic energy' | 1948-1949 |
| PB/4/7/2/13 | 'Operational research and nuclear weapons' | 1961 |
| PB/9/1/64 | Correspondence with Reginald Jones and others | 1960-1963 |
| PB/9/1/121 | Correspondence with HT Tizard | 1943-1958 |
| PB/9/1/4 | Correspondence with Clement Attlee | 1946-1947 |
| PB/1/33/2 | Correspondence concerning the Copley Medal of the Royal Society | 1956 |
| MDA/A/12/228 | Copy letter from Harold Warris Thompson to Robert Robinson, St John's College, Oxford | 19 December 1947 |
| RR/38/155 | Referee's report by Henry Thomas Tizard, on a paper 'Ignition of gases' by W M Thornton | January 1929 |
| RR/46/40 | Referee's report by Henry Thomas Tizard, on a paper 'The slow combustion of ethane at high pressures' by Dudley Maurice Newitt and A M Bloch | [December 1932] |
| RR/39/58 | Referee's report by Henry Thomas Tizard, on a paper 'The theory of flame motion' by P J Daniell | [December 1929] |
| RR/48/53 | Referee's report by Henry Thomas Tizard, on a paper 'The mean effective pressure in reciprocating engines as influenced by considerations of the kinetic theory of gases' by Henry Homan Jeffcott | [November 1933] |
| RR/53/52 | Referee's report by Henry Thomas Tizard, on a paper 'Estimation of the combustion products from the cylinder of the petrol engine and its relation to "knock"' by Alfred Charles Glyn Egerton, F Ll Smith and Alfred Rene Jean Paul Ubbelohde | [June 1934] |
| RR/57/32 | Referee's report by Henry Thomas Tizard, on a paper 'The influence of pressure on the spontaneous ignition of inflammable gas-air mixtures - IV—methane-, ethane-, and propane-air mixtures' by Donald T A Townend and E A C Chamberlain | [November 1935] |
| RR/43/121 | Referee's report by Henry Thomas Tizard, on a paper 'Ethyl alcohol, a product of high pressure syntheses' by Gilbert Thomas Morgan and Raymond Taylor | March 1931 |
| RR/43/140 | Referee's report by Henry Thomas Tizard, on a paper 'The thermal decomposition of gaseous diethyl ether at high pressures' by Dudley Maurice Newitt and M A Vernon | 7 August 1931 |
| RR/56/117 | Referee's report by Henry Thomas Tizard, on a paper 'Catalysis and inhibition of a homogeneous gas reaction the influence of nitric oxide on the decomposition of diethyl ether' by L A K Staveley and Cyril Norman Hinshelwood | [January 1936] |