| RefNo | Title | Date |
| EC/1829/20 | Pole, William: certificate of election to the Royal Society | |
| MC/14/29 | Letter from Mrs William Pole, 13 Devonshire Place, to the Secretary of the Royal Society | 17 March 1885 |
| MC/7/129 | Letter from Wm [William] Pole, 28 Cambridge Square, Hyde Park, to Walter White, [Assistant Secretary of the Royal Society] | 27 October 1864 |
| MC/7 | Volume 7 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1864-1866 |
| HS/14/25 | Letter, from Sir William Pole to Sir John Herschel, dated at Bilbao, Spain | 23 July 1860 |
| HS/14/22 | Letter, from Sir William Pole to Sir John Herschel, dated at 3 Bird Cage Walk | 15 August 1857 |
| HS/14/24 | Letter, from Sir William Pole to Sir John Herschel, dated at Clérmont, France | 30 August 1857 |
| HS/14/26 | Letter, from Sir William Pole to Sir John Herschel, dated at 3 Storey's Gate | 6 August 1860 |
| HS/14/17 | Letter, from Sir William Pole to Cha[rle]s May, dated at 8 Great George St. | 2 July 1856 |
| HS/14/21 | Letter, from Sir William Pole to Sir John Herschel, dated at 3 Bird Cage Walk | July 1857 |
| HS/14/20 | Letter, from Sir William Pole to Sir John Herschel, dated at 8 Great George St. | 17 November 1856 |
| HS/14/18 | Letter, from Sir William Pole to Sir John Herschel, dated at 8 Great George St. | 6 August 1856 |
| HS/14/28 | Letter, from Sir William Pole to Sir John Herschel, dated at 3 Storey's Gate | 26 May 1868 |
| HS/14/29 | Letter, from Sir William Pole to Sir John Herschel, dated at 3 Storey's Gate | 18 March 1869 |
| HS/14/27 | Letter, from Sir William Pole to Sir John Herschel, dated at 3 Storey's Gate | 12 December 1860 |
| HS/14/23 | Letter, from Sir William Pole to Sir John Herschel, dated at 3 Bird Cage Walk | 17 August 1857 |
| HS/14/19 | Letter, from Sir William Pole to Sir John Herschel, dated at 8 Great George St. | 12 November 1856 |