| Identifier   | Title | Level of description | Date | Digital object |  | 
                                  
              | 78 | Correspondence | File | 1937 |  |  | 
                                  
              | 102 | Correspondence: Paterson - Placzek | File | 1939–1940 |  |  | 
                                  
              | 108 | Small red soft-cover notebook of miscellaneous material | Item | c 1943 |  |  | 
                                  
              | 111 | Draft, 'Outline of fast neutron projects' by J. H. Manley and J. R. Oppenheimer | Item | 1942 |  |  | 
                                  
              | 114 | Draft, 'Some remarks on the production and detection of F. products' | Item | c Aug. 1942 |  |  | 
                                  
              | 116 | Draft, 'Preparation of U235 by a Mass Spectrograph' | Item | n.d. |  |  | 
                                  
              | 117 | Correspondence: Arms - Council of Austrians in Great Britain | File | 1940–1943 |  |  | 
                                  
              | 119 | Correspondence: Halban, H. | File | 1940–1941 |  |  | 
                                  
              | 125-126 | Correspondence: Peierls, R.E. | File | 1940 |  |  | 
                                  
              | 129 | Correspondence: Smith, C. | File | 1941 |  |  | 
                                  
              | 139 | R.A.F. notebook with notes, diagrams, calculations, drafts, notes of meetings and lectures | Item | 1946–1954 |  |  | 
                                  
              | 142 | Harwell: 'N.P.'[Nuclear Physics] folder | File | 1947 |  |  | 
                                  
              | 143 | 'ORF 18', hard-cover notebook | Item | 1950–1977 |  |  | 
                                  
              | 145 | Folder of dated research notes and ideas | File | 1947–1950 |  |  | 
                                  
              | 148 | Short and fragmentary notes and calculations | File | n.d. |  |  | 
                                  
              | 153 | 'Suggestions for the presentation of nuclear physics' | Item | Oct. 1947 |  |  | 
                                  
              | 166 | Lectures | File | 1966 |  |  | 
                                  
              | 174 | Undated notes and drafts for lectures, some on history of Cavendish and of atomic physics | File | n.d. |  |  | 
                                  
              | 183 | Miscellaneous material re visits to Cavendish, and laboratory occasions | File | 1947-1972 |  |  | 
                                  
              | 184 | Blue spiral-bound notebook | File | 1959-1979 |  |  | 
                                  
              | 198 | Cavendish Laboratory reports on SWEEPNIK | File | n.d. |  |  | 
                                  
              | 201 | Correspondence | File | n.d. |  |  | 
                                  
              | 207 | Miscellaneous shorter correspondence on research, ideas, finance, etc. | File | 1977–1978 |  |  | 
                                  
              | 220 | Copy letter from Lise Meitner to [Arthur J. V.] Gale, [editor of Nature] | Item | 26 Mar. 1939 |  |  | 
                                  
              | 221 | Graph book | Item | 13 Sept. 1939 |  |  | 
                                  
              | 222 | Documents circulated at Harwell | Item | Sept. 1946 |  |  | 
                                  
              | 16 | BBC Radio: 'A new model of the atomic nucleus' | File | 1956 |  |  | 
                                  
              | 20 | BBC Radio: 'The neutrino discovered' | File | 1956 |  |  | 
                                  
              | 23 | BBC Radio: 'This age of magnetism' | File | 1959 |  |  | 
                                  
              | 24 | BBC Radio: 'Thinking in numbers' | File | 1959 |  |  |