| Reference number | Title | Date |
| PB/3/1/3/3/12 | Correspondece with Thomas Cowling following Blackett's 1947 paper on magnetism | April-December 1947 |
| EC/1947/06 | Cowling, Thomas George: certificate of election to the Royal Society | |
| RR/79/284 | Letter from Thomas George Cowling, on a paper 'Homogeneous dynamos and terrestrial magnetism' by Edward Crisp Bullard and H Gellman, to D C Martin, assistant secretary of the Royal Society | 16 December 1953 |
| IM/GA/WS/2687 | Cowling, Thomas George | 1946 |
| IM/GA/WRS/8391 | Cowling, Thomas George | nd |
| IM/000971 | Cowling, Thomas George | c 1985 |
| MS/837 | Thomas George Cowling papers | 1964-1981 |
| RR/72/44 | Letter from Thomas George Cowling, on two papers 'Electronic wave functions - I. A general method of calculation for the stationary states of any molecular system' and 'Electronic wave functions II. A calculation for the ground state of the beryllium atom' by Samuel Francis Boys to D C Martin, Assistant Secretary of the Royal Society | 19 September 1949 |
| RR/68/31 | Letter from George Paget Thomson, to Sydney Chapman, regarding a paper 'The velocity of diffusion in a mixed gas; the second approximation' by Sydney Chapman and Thomas George Cowling | 14 March 1941 |
| RR/68/452 | Referee's report by David Brunt, on a paper 'The electrical conductivity of an ionized gas in a magnetic field, with applications to the solar atmosphere and the ionosphere' by Thomas George Cowling | [1944] |
| RR/71/285 | Referee's report by Thomas George Cowling, on a paper 'Kinetic theory of diffusion in gases and liquids' by L M Yang | 1948 |
| RR/71/124 | Letter from Thomas George Cowling, to Mr Graddon, regarding a paper 'The thermal equilibrium at the tropopause and the temperature of the lower stratosphere' by R M Goody | [August 1948] |
| RR/71/237 | Referee's report by Thomas George Cowling, on a paper 'The induction of electric currents in a non-uniform ionosphere' by A A Ashour and A T Price | June 1948 |
| PB/9/1/101/3 | Royal Society correspondence | 1960-1961 |
| RR/72/217 | Referee's report by Thomas George Cowling, on a paper 'The derivation of a model solar chromosphere from radio data. I. The intensity and distribution of radiation. II. Evaluation of electron temperatures and densities' by J H Piddington | 1949 |
| RR/71/68 | Referee's report by Thomas George Cowling, on a paper 'The lunar atmospheric tide at twenty-seven stations widely distributed over the globe' by Sydney Chapman and K K Tschu | [1948] |
| RR/71/48 | Referee's report by Thomas George Cowling, on a paper 'The structure of the reaction zone in a flame' by Samuel Francis Boys and J Corner | 6 October 1948 |
| RR/71/125 | Referee's report by Thomas George Cowling, on a paper 'The thermal equilibrium at the tropopause and the temperature of the lower stratosphere' by R M Goody | [1948] |
| MDA/C/10/3 | Correspondence of the Gassiot Committee | 1947-1953 |
| RR/72/43 | Letter from Thomas George Cowling, on two papers 'Electronic wave functions - I. A general method of calculation for the stationary states of any molecular system' and 'Electronic wave functions II. A calculation for the ground state of the beryllium atom' by Samuel Francis Boys to D C Martin, Assistant Secretary of the Royal Society | 13 September 1949 |
| RR/68/32 | Memoranda, on a paper 'The velocity of diffusion in a mixed gas; the second approximation' by Sydney Chapman and Thomas George Cowling | 26 April 1941 |
| RR/72/215 | Letter from Thomas George Cowling, on a paper 'The derivation of a model solar chromosphere from radio data. I. The intensity and distribution of radiation. II. Evaluation of electron temperatures and densities' by J H Piddington to the Chairman of the Physics Sectional Committee | 1949 |
| RR/72/216 | Letter from Thomas George Cowling, on a paper 'The derivation of a model solar chromosphere from radio data. I. The intensity and distribution of radiation. II. Evaluation of electron temperatures and densities' by J H Piddington to D C Martin, Assistant Secretary of the Royal Society | 9 September 1949 |
| RR/73/105 | Referee's report by Thomas George Cowling, on a paper 'The westward drift of the Earth's magnetic field' by Edward Crisp Bullard, Cynthia Freedman, H Gellman and Jo Nixon | 17 May 1950 |
| RR/73/104 | Letter from Edmund Clifton Stoner, on a paper 'The westward drift of the Earth's magnetic field' by Edward Crisp Bullard, Cynthia Freedman, H Gellman and Jo Nixon, to the Assistant Secretary of the Royal Society [D C Martin] | 11 May 1950 |
| RR/79/285 | Referee's report by Thomas George Cowling, on a paper 'Homogeneous dynamos and terrestrial magnetism' by Edward Crisp Bullard and H Gellman | 14 December 1953 |
| RR/73/235 | Referee's report by Thomas George Cowling, on a paper 'Atmospheric transmission in the 1-14 micron region. II. Scattering by salt nuclei' by Cyril Hilsum | 28 September 1950 |
| RR/73/234 | Letter from Thomas George Cowling, on two papers 'Atmospheric transmission in the 1-14 micron region. I. Experimental results' by H A Gebbie, W R Harding, Cyril Hilsum, A W Pryce and V Roberts and 'Atmospheric transmission in the 1-14 micron region. II. Scattering by salt nuclei' by Cyril Hilsum, to D C Martin, Assistant Secretary of the Royal Society | 28 September 1950 |
| RR/73/233 | Referee's report by Thomas George Cowling, on a paper 'Atmospheric transmission in the 1-14 micron region. I. Experimental results' by H A Gebbie, W R Harding, Cyril Hilsum, A W Pryce and V Roberts | 28 September 1950 |
| RR/73/238 | Letter from Thomas George Cowling, on three papers 'Electronic wave functions. III. Some theorems on integrals of antisymmetric functions of equivalent orbital form', 'Electronic wave functions. IV. Some general theorems for the calculation of Schrodinger integrals between complicated vector coupled functions for many electron atoms' and 'Electronic wave functions. V. Systematic reduction methods for all Schrodinger integrals of conventional systems of antisymmetric vector coupled functions' by Samuel Francis Boys, to D C Martin, Assistant Secretary of the Royal Society | 26 September 1950 |