| RefNo | Title | Date |
| EC/1903/13 | Strahan, Sir Aubrey: certificate of election to the Royal Society | |
| IM/004422 | Strahan, Sir Aubrey | nd |
| NLB/55/116 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Dr. [Aubrey] Strahan, FRS | 07 December 1917 |
| RR/24/72 | Letter from Henry George Lyons, to Aubrey Strahan, regarding a paper 'The support and origin of the mountains of central Asia' by Richard Dixon Oldham | 2 June 1917 |
| NLB/36/33 | Copy letter from Robert William Frederick Harrison, to Aubrey Strahan, Fellow of the Royal Society, Chairman of the Geology Sectional Committee | 26 July 1907 |
| NLB/39/486 | Copy letter from The Robert William Frederick Harrison to A [Aubrey] Stranhan, Fellow of the Royal Society | 26 January 1909 |
| NLB/39/680 | Copy letter from Robert William Frederick Harrison to A [Aubrey] Strahan. Fellow of the Royal Society | 23 February 1909 |
| NLB/39/683 | Copy letter from Robert William Frederick Harrison to Sir John Murray, KCB, Fellow of the Royal Society | 24 February 1909 |
| NLB/41/177 | Copy letter from Robert William Frederick Harrison, to Dr Aubrey Strahan, Fellow of the Royal Society | 28 October 1909 |
| NLB/42/217 | Copy letter from Robert William Frederick Harrison to A [Aubrey] Strahan, FRS | 26 April 1910 |
| NLB/44/326 | Copy letter from Robert William Frederick Harrison to Dr A [Aubrey] Straham FRS | 19 June 1911 |
| NLB/44/535 | Copy letter from Robert William Frederick Harrison to Dr A [Aubrey] Strahan FRS | 31 July 1911 |
| NLB/44/662 | Copy letter from Robert William Frederick Harrison to Dr A [Aubrey] Strahan FRS, Chairman of the Geology Sectional Committee | 11 October 1911 |
| NLB/45/166 | Copy letter from Robert William Frederick Harrison to Dr A [Aubrey] Strahan FRS, Late Chairman, Geology Sectional Committee | 10 January 1912 |
| NLB/45/237 | Copy letter from Robert William Frederick Harrison to Dr A [Aubrey] Strahan FRS | 23 January 1912 |
| NLB/46/416 | Copy letter from Robert William Frederick Harrison, to Dr [Aubrey] Strahan, Fellow of the Royal Society, The Tyndall Mining Bequest Committee | 27 July 1912 |
| NLB/51/219 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society to Dr Aubrey Strahan FRS | 13 January 1915 |
| NLB/50/604 | Copy letter from Robert William Frederick Harrison, to Dr [Aubrey] Strahan, Fellow of the Royal Society | 23 September 1914 |
| RR/24/58 | Referee's report by Aubrey Strahan, on a paper 'The pelmatoporinae, an essay on the evolution of a group of cretaceous polyzoa' by William Dickson Lang | [December 1917] |
| RR/23/1 | Referee's report by Aubrey Strahan, on a paper 'Palaeobotanical relationships of the carboniferous rocks of the South Staffordshire coalfield' by A E Newell Arber | 2 March 1916 |
| NLB/54/376 | Copy letter from [Robert William Frederick Harrison, Assistant Secretary of the Royal Society]; to Dr. [Aubrey] Strahan, Chairman of the Geology Committee and FRS | 25 April 1917 |
| NLB/56/320 | Copy letter from [Robert William Frederick Harrison, Assistant Secretary of the Royal Society]; to Dr. [Aubrey] Strahan, Chairman of the Geology Committee and FRS | 14 January 1919 |
| NLB/54/377 | Copy letter from [Robert William Frederick Harrison, Assistant Secretary of the Royal Society]; to Dr. [Aubrey] Strahan, Chairman of the Geology Committee and FRS | 25 April 1917 |
| NLB/56/821 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Sr Aubray Strahan, Chairman of the Geological Committee and FRS | 30 May 1919 |
| NLB/54/558 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Dr. [Aubrey] Strahan, Chairman of the Geology Committee and FRS | 18 June 1917 |
| NLB/54/398 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Dr. [Aubrey] Strahan, Chairman of the Geology Committee and FRS | 3 May 1917 |
| NLB/54/868 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Dr. [Aubrey] Strahan, Chairman of the Geology Committee and FRS | 24 October 1917 |
| NLB/56/908 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Sir Aubrey Strahan, Chairman of the Geology Committee and FRS | 25 June 1919 |
| NLB/55/250 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Dr. [Aubrey] Strahan, Chairman of the Geology Committee and FRS | 04 February 1918 |
| RR/33/5 | Referee's report by Aubrey Strahan on a paper 'The coraIlian rocks of Oxford, Berks and North Wilts' by William Joscelyn Arkell | December 1926 |
| RR/35/58 | Referee's report by Aubrey Strahan, on a paper 'Correlation and palaeontology of the coal measures in East Glamorganshire' by David Davies | June 1927 |
| NLB/55/314 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Dr. [Aubrey] Strahan, Chairman of the Geology Committee and FRS | 21 February 1918 |
| NLB/64/248 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to the Secretary of the Empire War Memorial League; 25 Victoria Street, S.W.l. | 28 February 1923 |
| NLB/58/665 | Copy letter from Edwin Deller, Assistant Secretary of the Royal Society; to Sir Aubrey Strahan, FRS | 2 June 1920 |
| RR/20/4 | Referee's report by Aubrey Strahan, on a paper 'On the fossil floras of the Wyre Forest, with special reference to the geology of the coalfield and its relationships to the neighbouring coal measure areas' by E A Newell Arber | 15 November 1913 |
| NLB/56/577 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Dr. [Aubrey] Strahan, Chairman of the Geological Committee and FRS | 17 March 1919 |
| NLB/60/450 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir Aubrey Strahan, FRS | 9 February 1921 |
| NLB/57/172 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Sir Aubrey Strahan, FRS, KBE, Director of the Geological Survey | 31 July 1919 |
| NLB/57/620 | Copy letter from Sir William Bate Hardy, Secretary of the Royal Society; to Sir Aubrey Strahan, FRS, KBE | 17 December 1919 |
| NLB/62/159 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Sir Aubrey Strahan, FRS | 13 December 1921 |
| NLB/71/81 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir Aubrey Strahan, K.B.E., FRS | 23 December 1927 |
| NLB/65/345 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Sir Aubrey Strahan, FRS | 18 October 1923 |
| NLB/67/626 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir Aubrey Strahan, KBE, FRS | 2 February 1925 |
| NLB/67/613 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Sir Thomas [Henry] Holland, KCSI, KCIE, FRS | 29 January 1925 |
| NLB/65/534 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Sir Aubrey Strahan, FRS | 14 November 1923 |
| NLB/65/341 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Lord Rayleigh [Robert John Strutt], FRS | 16 October 1923 |
| NLB/65/178 | Copy letter from [James Hopwood Jeans, Secretary of the Royal Society]; to Lord Rayleigh [Robert John Strutt], FRS | 8 September 1923 |
| NLB/67/250 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir Aubrey Strahan, KBE, FRS | 21 November 1924 |
| NLB/65/883 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir Aubrey Strahan, KBE, FRS | 23 January 1924 |
| NLB/67/660 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir Aubrey Strahan, KBE, FRS | 10 February 1925 |
| NLB/69/836 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir Aubrey Strahan, K.B.E., FRS | 29 October 1926 |
| NLB/69/917 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir Aubrey Strahan, K.B.E., FRS | 16 November 1926 |
| NLB/70/892 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir Aubrey Strahan, KBE, FRS | 31 October 1927 |
| NLB/71/307 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir John [Smith] Flett, FRS | 23 March 1928 |
| NLB/39/744 | Copy letter from Robert William Frederick Harrison to A [Aubrey] Strahan, Fellow of the Royal Society, Geological Survey, Jermyn Street, SW | 5 March 1909 |
| NLB/44/396 | Copy letter from Robert William Frederick Harrison to Dr A [Aubrey] Strahan FRS, the Tyndall Committee | 3 July 1911 |
| NLB/56 | New Letter Book volume 56, copy letters sent from Royal Society administration | 1 November 1918-27 June 1919 |
| NLB/54 | New Letter Book volume 54, copy letters sent from Royal Society administration | 10 January 1917-2 November 1917 |
| NLB/57 | New Letter Book volume 57, copy letters sent from Royal Society administration | 27 June 1919-27 February 1920 |
| RR/17/225 | Referee's report by Aubrey Strahan, on a paper 'On the present distribution and origin of the calcareous concretions in coal seams, known as "coal balls"' by M C Stopes and David Meredith Seares Watson | 7 October 1907 |
| MC/20 | Volume 20 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1905 |
| MC/20/404 | Letter from Aubrey Strahan, to [Robert William Frederick] Harrison | 29 April 1905 |