| RefNo | Title | Date |
| NLB/57/349 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to WS Hoeseason, Esq, 13 Digby Mansions, Hammersmith Bridge, W 6 | 24 October 1919 |
| EC/1815/36 | Hall, Basil: certificate of election to the Royal Society | |
| NLB/57 | New Letter Book volume 57, copy letters sent from Royal Society administration | 27 June 1919-27 February 1920 |
| PT/16/22 | Letter, 'Communicating the details of experiments made with an invariable pendulum, at various places on the South American station' by Captain Basil Hall to Captain [Henry] Kater | 23 February 1823 |
| MS/257/2/232 | Letter from Basil Hall, Portsmouth to Edward Sabine | 30 July 1838 |
| MS/257/2/235 | Letter from Basil Hall, Welbeck Street to Edward Sabine | [c.1820] |
| MS/257/2/231 | Letter from Basil Hall, Edinburgh to Edward Sabine | 7 July 1829 |
| MS/257/2/234 | Letter from Basil Hall, Portsmouth to Edward Sabine | 19th century |
| MS/257/2/233 | Letter from Basil Hall, Portsmouth to [James Clark] Ross | 6 August 1839 |
| HS/9/177 | Incomplete letter, from Basil Hall to Sir John Herschel, dated at Malta | 28 May 1834 |
| HS/9/180 | Letter, from Basil Hall to Sir John Herschel, dated at Berlin | 8 July 1835 |
| HS/9/168 | Copy letter, from Sir John Herschel to Basil Hall, dated at Slough | 9 June 1831 |
| HS/9/194 | Letter, from Basil Hall to Sir John Herschel | n.d. |
| HS/9/167 | Incomplete letter, from Basil Hall to Sir John Herschel, dated at Putney Heath | 3 June 1831 |
| HS/9/193a | Incomplete letter, from Basil Hall to Sir John Herschel | n.d. |
| HS/9/188 | Letter, from Basil Hall to Sir John Herschel, dated at Edinburgh | 18 April 1837 |
| HS/9/175 | Letter, from Basil Hall to Sir John Herschel, dated at Athenaeum | 14 January 1833 |
| HS/9/496 | Letter, from [James] Horsburgh to Captain Basil Hall, dated at East India House, London | 23 April 1833 |
| HS/9/169 | Letter, from Basil Hall to Sir John Herschel, dated at 4 St. James's Place | 15 December 1831 |
| HS/9/191 | Letter, from Basil Hall to Sir John Herschel, dated at Streatham | 8 January 1840 |
| HS/9/183 | Letter, from Basil Hall to Sir John Herschel, dated at Paris | 22 May 1836 |
| HS/9/170 | Letter, from Basil Hall to Sir John Herschel, dated at Portsmouth | 22 July 1832 |
| HS/9/164 | Letter, from Basil Hall to Sir John Herschel, dated at Edinburgh | 7 February 1829 |
| HS/9/186 | Letter, from Basil Hall to Sir John Herschel, dated at Edinburgh | 16 February 1837 |
| HS/9/179 | Letter, from Basil Hall to Sir John Herschel, dated at Feistritz near Graz | 24 April 1835 |
| HS/9/178 | Letter, from Basil Hall to Sir John Herschel, dated at Heinfeld near Graz | 29 December 1834 |
| HS/9/181 | Letter, from Basil Hall to Sir John Herschel, dated at London | 11 October 1835 |
| HS/9/182 | Letter, from Basil Hall to Sir John Herschel, dated at Paris | 11 March 1836 |
| HS/9/197 | Incomplete letter, from Basil Hall to Sir John Herschel | n.d. |
| HS/9/172 | Copy letter, from Sir John Herschel to Basil Hall, dated at Slough | 16 September 1832 |
| HS/9/176 | Letter, from Basil Hall to Sir John Herschel, dated at St. James's St. | 24 April 1833 |
| HS/9/163 | Letter, from Basil Hall to Sir John Herschel, dated at 128 George St., Edinburgh | 23 January 1824 |
| HS/9/189 | Letter, from Basil Hall to Sir John Herschel, dated at Galashiels | 13 December 1837 |
| HS/9/165 | Letter, from Basil Hall to Sir John Herschel, dated at Paris | 12 February 1830 |
| HS/9/162 | Letter, from Basil Hall to Sir John Herschel, dated at HMS Conway, Valparaiso | 19 May 1821 |
| HS/9/196 | Incomplete letter, from Basil Hall to Margaret Brodie Herschel | n.d. |
| HS/9/193 | Letter, from Basil Hall to Sir John Herschel, dated at Portsmouth | 9 November 1840 |
| HS/9/184 | Incomplete letter, from Basil Hall to Sir John Herschel, dated at 71 Harley St. | 21 July 1836 |
| HS/9/187 | Letter, from Basil Hall to Sir John Herschel, dated at Edinburgh | 8 April 1837 |
| HS/9/195 | Incomplete letter, from Basil Hall to Sir John Herschel | n.d. |
| HS/9/282 | Letter, from Thomas Henderson to Basil Hall, dated at Edinburgh | 17 March 1827 |
| HS/9/174 | Draft letter, from Sir John Herschel to Basil Hall, dated at Slough | 10 October 1832 |
| HS/19/222 | Instructions on use of sextant, by Basil Hall | 24 April 1833 |
| HS/25/4/6 | Copy letter, from Sir John Herschel to Basil Hall, dated at Feldhausen | 24 December 1834 |
| HS/9/192 | Letter, from Basil Hall to Sir John Herschel, dated at Portsmouth | 3 November 1840 |
| HS/9/497 | Letter, from [James] Horsburgh to Captain Basil Hall, dated at East India House, London | 26 April 1833 |
| HS/9/185 | Letter, from Basil Hall to Sir John Herschel, dated at Edinburgh | 20 November 1836 |
| HS/9/171 | Letter, from Basil Hall to Sir John Herschel, dated at Portsmouth | 3 September 1832 |
| HS/9/173 | Letter, from Basil Hall to Sir John Herschel, dated at Portsmouth | 6 October 1832 |