| RefNo | Title | Date |
| PB/4/11/13 | Copy (duplicated) of further letter from Francis Simon to Akers re lack of information, and relative costs of plutonium and a separation plant | February 1946 |
| PB/4/11/3 | Letter from Sir Francis Simon on costs of projects and plants in US and UK, and notes by Blackett | September 1945 |
| PB/4/11/8/3 | Lengthy (duplicated) letter from Francis Simon to Akers re status and functions of the Technical Committee and lack of information from the US | January 1946 |
| PB/2/7/6/2 | Correspondence with Francis Simon, re possibility that He3 particles are emited in nuclear disintegration by cosmic rays. | December 1947 |
| IM/004189 | Simon, Franz Eugen | 1955 |
| RR/70/124 | Referee's report by Franx Eugen Simon, on a paper 'Magnetic properties of some paramagnetic crystals at low temperatures' by Bhagawati Charan Guha | 1947 |
| RR/70/28 | Letter from Franz Eugen Simon, on a paper 'Heat transfer by radiation to surfaces at low temperatures' by Moses Blackman, Alfred Charles Egerton and E V Truter to the Assistant Secretary of the Royal Society | 18 November 1947 |
| RR/70/29 | Referee's report by Franz Eugen Simon, on a paper 'Heat transfer by radiation to surfaces at low temperatures' by Moses Blackman, Alfred Charles Egerton and E V Truter | 1947 |
| RR/70/30 | Letter from Franz Eugen Simon, on a paper 'Heat transfer by radiation to surfaces at low temperatures' by Moses Blackman, Alfred Charles Egerton and E V Truter to the Assistant Secretary of the Royal Society | 21 January 1948 |
| EC/1941/17 | Simon, Sir Franz Eugen: certificate of election to the Royal Society | |
| PB/1/33/1/8 | Nobel Prize | 1948 |
| RR/67/274 | Referee's report by Franz Eugen Simon, on a paper 'The high-frequency resistance of superconducting tin' by Heinz London | July 1940 |
| PB/6/2/3/1/1 | Blackett's folder inscribed 'Pure Science and the RS' | October 1954-October 1955 |
| RR/73/306 | Referee's report by William George Penney, on a paper 'The atomic heats of the rare earth elements' by D H Parkinson, Franz Eugen Simon and F H Spedding | 5 January 1951 |
| RR/73/125 | Referee's report by Franz Eugen Simon, on a paper 'The thermal conductivity of tin, mercury, indium and tantalum at liquid helium temperatures' by John Kenneth Hulm | 1950 |
| RR/73/67 | Referee's report by Charles Galton Darwin, on a paper 'Resistivity of pure metals at low temperatures. II. The alkaline earth metals' by David Keith Chalmers MacDonald, Kurt Mendelssohn and Franz Eugen Simon | 1950 |
| RR/73/124 | Letter from Brebis Bleaney, on a paper 'The thermal conductivity of tin, mercury, indium and tantalum at liquid helium temperatures' by John Kenneth Hulm, to the Assistant Secretary of the Royal Society [D C Martin] | 8 June 1950 |
| RR/75/348 | Referee's report by Franz Eugen Simon, on a paper 'The de Haas - van Alphen effect' by D Shoenberg | 23 January 1952 |
| RR/79/34 | Referee's report by John Frank Allen, on a paper 'Thermodynamic properties and melting of solid helium' by J S Dugdale and Franz Eugen Simon | 3 March 1953 |
| RR/79/84 | Referee's report by Franz Eugen Simon, on a paper 'The carbon-dioxide nitrous-oxide system in the critical region' by D Cook | 26 April 1953 |
| RR/79/106 | Referee's report by Franz Eugen Simon, on a paper 'Deviations from the principle of corresponding states' by D Cook and John Shipley Rowlinson | 17 May 1953 |
| RR/77/257 | Referee's report by Franz Eugen Simon, on a paper 'The thermoelectric behaviour of tin and silver at liquid helium temperature' by G T Pullan | 23 December 1952 |
| RR/79/168 | Referee's report by John Frank Allen, on a paper 'The thermal conductivity of diamond at low temperatures' by R Berman, Franz Eugen Simon and John Michael Ziman | 18 July 1953 |
| RR/79/226 | Referee's report by John Frank Allen, on a paper 'Experiments on nuclear orientation at very low temperatures. I. Establishment of a method of nuclear alinement and its application to 60Co' by Brebis Bleaney, J M Daniels, Michael Anthony Grace, H Halban, Nicholas Kurti, F N H Robinson and Franz Eugen Simon | 8 September 1953 |
| FS | Papers of Sir Francis (Franz) Eugen Simon | 1906-1956 |