| Identifier   | Title | Level of description | Date | Digital object |  | 
                                  
              | 32 | 'Radiation and matter' | File | Aug. 1961 |  |  | 
                                  
              | 35 | 'Symmetry' | File | c 1965 |  |  | 
                                  
              | 37 | 'Guest leader' article on value of particle physics research | File | 1965 |  |  | 
                                  
              | 39 | 'The interest is focussing on the atomic nucleus' | File | 1967 |  |  | 
                                  
              | 40 | 'Fission - how it all began' | File | 1967, 1974 |  |  | 
                                  
              | 41 | 'Rutherford' | File | 1971 |  |  | 
                                  
              | 42 | 'Electroscope to atomic power' | File | 1971 |  |  | 
                                  
              | 48 | 'The importance of technology for the growth of physics' and 'Words' | File | 1977 |  |  | 
                                  
              | 52 | 'A crazy function' | File | 1979 |  |  | 
                                  
              | 65 | The nature of matter: correspondence with publishers Thames and Hudson Ltd. | File | 1967–1978 |  |  | 
                                  
              | 67 | 'Manual of radioactivity' | File | c 1946 |  |  | 
                                  
              | 71 | 'Elementary atomics' | File | c 1950s |  |  | 
                                  
              | F | Correspondence | Series | 1918-1979 |  |  | 
                                  
              | 2 | Invention for protective glasses | File | 1924 |  |  | 
                                  
              | 4 | Black hard-covered looseleaf notebook | Item | 1929–1931 |  |  | 
                                  
              | 30 | Notebook | Item | 1933 |  |  | 
                                  
              | 33-37 | 'Dellen' folder | File | 1931-1933 |  |  | 
                                  
              | 38 | Letters from C. Müller | Item | 1932 |  |  | 
                                  
              | 39-42 | 'R. Frisch Eigene Briefe bis Oct. 1933' folder | Item | 1930-1933 |  |  | 
                                  
              | 44 | Black soft-covered notebook of notes and calculations | Item | 1934–1935 |  |  | 
                                  
              | 45 | Notebook | Item | 1936 |  |  | 
                                  
              | 47 | 'Badewanne, H.4' notebook | Item | 1937 |  |  | 
                                  
              | 49 | Patent, 'Verfahren zur Herstellung von Polonium' | Item | 1934–1935 |  |  | 
                                  
              | 52-55 | 'Berechnungen bis 1938' | File | 1932-1937, n.d. |  |  | 
                                  
              | 58 | Untitled folder of notes, calculations, figures | Item | 1936, n.d |  |  | 
                                  
              | 60 | 'Kurven, Diagramme, Tabellen' folder | Item | n.d |  |  | 
                                  
              | 66-70 | Untitled folder of notes and drafts | File | 1937-1944 |  |  | 
                                  
              | 72 | Draft of 'Width of Neutron Capture Levels', and 'Energy Distribution of Uranium Fission Fragments', | File | n.d |  |  | 
                                  
              | 76 | Outgoing correspondence | File | 1935 |  |  | 
                                  
              | 77 | Outgoing correspondence | File | 1936 |  |  |