| Reference number | Title | Date |
| PB/3/2/1/15/3/1 | Correspondence with Leslie Fleetwood Bates | 1958-1959 |
| EC/1950/02 | Bates, Leslie Fleetwood: certificate of election to the Royal Society | |
| GLB/19/1/38 | L F Bates, Department of Physics, University of Nottingham to Brown | 3 February 1960 |
| PB/3/1/3/3/4 | Correspondence with Leslie Fleetwood Bates following Blackett's 1947 paper on magnetism | May 1947-October 1950 |
| PB/1/33/1/1 | Nobel Prize | 1948 |
| PB/1/33/5/1 | Order of Merit | 1967 |
| PB/1/34/1 | Letters of congratulation on Blackett's Life Peerage | 1969 |
| IM/GA/WRS/8761 | Bates, Leslie Fleetwood | nd |
| PB/6/2/4/2 | Folder inscribed 'Royal Society Evidence to Trend Committee' | 1962 |
| RR/29/58 | Referee's report by Owen Willans Richardson, on a paper 'On a null method of measuring the gyro-magnetic ratio' by Willie Sucksmith and Leslie Fleetwood Bates | August 1923 |
| RR/27/25 | Referee's report by Andrew Gray, on a paper 'On the richardson gyro-magnetic effect' by Arthur Price Chattock and Leslie Fleetwood Bates | July 1922 |
| RR/27/26 | Referee's report by Owen Willans Richardson, on a paper 'On the Richardson gyro-magnetic effect' by Arthur Price Chattock and Leslie Fleetwood Bates | July 1922 |
| RR/35/15 | Referee's report by Hugh Longbourne Callendar, on a paper 'The specific heats of ferromagnetic substances' by Leslie Fleetwood Bates | November 1927 |
| NLB/65/86 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to James Hopwood Jeans, Secretary of the Royal Society | 25 July 1923 |
| NLB/65/103 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Lord Rayleigh [Robert John Strutt], FRS | 31 July 1923 |
| IM/GA/WS/3897 | Bates, Leslie Fleetwood | nd |
| PB/1/33/3/1 | Companion of Honour | 1965 |
| RR/75/135 | Referee's report by Leslie Fleetwood Bates, on a paper 'Thermal and magnetic properties of caesium titanium alum' by R J Benzie and A H Cooke | 28 May 1951 |
| RR/79/163 | Referee's report by Leslie Fleetwood Bates, on a paper 'Effects of band shape on the magnetic and thermal properties of metals and alloys' by E W Elcock, P Rhodes and A Teviotdale | 15 July 1953 |
| RR/79/56 | Referee's report by Leslie Fleetwood Bates, on a paper 'The spontaneous magnetization of alloys. I. Copper nickel alloys' by D J Oliver and Willie Sucksmith | 23 March 1953 |
| RR/79/246 | Referee's report by Leslie Fleetwood Bates, on a paper 'The paramagnetic spectra of gadolinium and neodymium ethylsulphates' by Brebis Bleaney, H E D Scovil and R S Trenam | 23 September 1953 |
| RR/73/142 | Referee's report by Leslie Fleetwood Bates, on a paper 'Paramagnetic resonance in chromic alums at room temperature' by D M S Bagguley and J H E Griffiths | 19 June 1950 |