| RefNo | Title | Date |
| IM/002831 | Lyell, Sir Charles | nd |
| MM/9/1 | Letter from Charles Lyell to Susan | 19th century |
| MM/15/70 | Fragment of a copy of a letter from Charles Lyell to a person unknown on evolution | 19th century |
| MM/16/135 | Letter from Charles Lyell, Royal Society, to Sir John Herschel | 9 March 1848 |
| IM/Maull/002832 | Lyell, Sir Charles | nd |
| MM/19/48 | Letter from Edward Sabine, President, Royal Society, to William Sharpey, Secretary, Royal Society | 23 February 1869 |
| MS/710/69 | Letter from Charles Lyell, 53 Harley Street, London, to Robert Were Fox | 24 October 1864 |
| IM/Maull/002833 | Lyell, Sir Charles | nd |
| MS/769/53 | Letter from Sir Charles Lyell, 53 Harley Street, to [Walter White?] | 28 February 1862 |
| RSL/3/10 | Letter from James Calder, Maryland, to Sir Joseph Banks | 10 January 1794 |
| PT/67/8/11 | Plate, fossilised specimens of Quercus lyelli, Phragmites oeningensis, Echitonium cuspidatum, and Ficus falconeri by P Brugier | [1861] |
| NLB/11/923 | Copy letter from Herbert Rix, to Professor John Wesley Judd, Fellow of the Royal Society | 5 November 1895 |
| RR/3/185 | Referee's report by John Tyndall, on a paper 'On the formation of continuous tabular masses of stony lava on steep slopes; with remarks on the mode of origin of Mount Etna, and the theory of craters of elevation' by Charles Lyell | 9 October 1858 |
| PT/67/8/21 | Plate, fossilised leaf of Pecopteris lignitum by W H [Walter Hood] Fitch | [1861] |
| RR/6/145 | Referee's report by Charles Lyell, on a paper 'Contributions to the fossil flora of North Greenland, being a description of the plants collected by Mr. Edward Whymper during the summer of 1867' by Oswald Heer | 30 March 1869 |
| PT/67/8/3 | Plate, fossilised leaves and seeds from Pecopteris lignitum, Sequoia couttsiae, and Lastroea stiriaca by P Brugier | [1861] |
| MM/9/2 | Letter from Charles Lyell, Kinnordy, to Susan Horner | 5 September 1849 |
| RR/5/208 | Referee's report by Charles Lyell, on a paper 'Theoretical considerations on the conditions under which the (drift) deposits containing the remains of extinct mammalia and flint implements were accumulated, and on their geological age. - On the Loess of the valleys of the South of England, and of the Somme and the Seine' by Joseph Prestwich | 8 June 1863 |
| IM/002834 | Lyell, Sir Charles | nd |
| IM/002835 | Lyell, Sir Charles | nd |
| EC/1825/20 | Lyell, Sir Charles: certificate of election to the Royal Society | |
| S/0017 | Sculpture bust of Lyell, Sir Charles | |
| PT/67/8/25 | Plate, fossilised leaf of [Pecopteris lignitum?] by [Walter Hood Fitch] | [1861] |
| PT/67/8/22 | Plate, fossilised leaf of [Pecopteris lignitum?] by [Walter Hood Fitch] | [1861] |
| PT/67/8/26 | Plate, fossilised stems by [Walter Hood Fitch?] | [1861] |
| PT/67/8/6 | Plate, fossilised cones, seeds, roots, and branches from Sequoia couttsiae by W H [Walter Hood] Fitch | [1861] |
| PT/67/8/13 | Plate, reformed specimens of Quercus lyelli, Ficus pengellii, and Ficus falconeri by [P] Brugier | [1861] |
| PT/67/8/10 | Plate, fossilised leaves of Lastraea bunburii, Ficus falconeri, and Quercus lyelli by P Brugier | [1861] |
| PT/67/7 | Paper, 'The lignites and clays of Bovey Tracey Devonshire' by William Pengelly | [1861] |
| RR/3/184 | Referee's report by George Julius Poulett Scrope, on a paper 'On the formation of continuous tabular masses of stony lava on steep slopes; with remarks on the mode of origin of Mount Etna, and the theory of craters of elevation' by Charles Lyell | 29 July 1858 |
| RR/4/7 | Referee's report by Charles Lyell, on a paper 'Observations on the discovery in various localities of the remains of human art mixed with the bones of extinct races of animals' by Charles Babbage | 3 June 1859 |
| RR/3/253 | Referee's report by Charles Lyell, on a paper 'Astronomical experiment on the peak of Teneriffe, carried out under the sanction of the lords commissioners of the admiralty' by Charles Piazzi Smyth | 20 February 1858 |
| PT/67/8/5 | Plate, fossilised rhizome and roots from Pecopteris lignitum and Pecopteris hookeri by W H [Walter Hood] Fitch | [1861] |
| PT/67/8/14 | Plate, fossilised branches and flowers of Cinnamomum lanceolatum, Cinnamomum scheuchzeri, and Cinnamomum rossmässleri by P Brugier | [1861] |
| PT/67/8/27 | Plate, fossilised wood by unknown artist | [1861] |
| PT/67/8/19 | Plate, fossilised groupings of leaves by unknown artist | [1861] |
| PT/67/7/2 | Plate, portion of tunnel in pit near fault by unknown artist | [1861] |
| RR/4/207 | Referee's report by Charles Lyell, on a paper 'On the occurrence of flint-implements, associated with the remains of animals of extinct species in beds of a late geological period, in France at Amiens and Abbeville, and in England at Hoxne' by Joseph Prestwich | 3 June 1859 |
| PT/67/8/28 | Plate, fossilised branches by unknown artist | [1861] |
| PT/67/7/1 | Manuscript, 'The lignites and clays of Bovey Tracey Devonshire' by William Pengelly | [1861] |
| PT/67/8/18 | Plate, fossilised leaves and wood of Salix cinerea, Salix repens, and Betula nana by unknown artist | [1861] |
| PT/67/8/24 | Plate, fossilised leaf of [Pecopteris lignitum?] embedded in rock by [Walter Hood Fitch] | [1861] |
| PT/67/8/17 | Plate, fossilised fruit and beetles of Anona devonica, Anona cyclosperma, Pterocarya denticulata, Carpolithes websteri, Carpolithes boveyanus, Carpolithes nitens, Carpolithes exaratus, Carpolithes vinaceus, Carpolithes lividus, and Nymphaea doris by P Brugier | [1861] |
| PT/67/8/1 | Manuscript, 'The fossil flora of Bovey Tracey' by Oswald Heer | [1861] |
| PT/67/8/23 | Plate, fossilised leaf of [Pecopteris lignitum?] by [Walter Hood Fitch] | [1861] |
| PT/67/7/4 | Plate, sections of the Bovey formation in plane of strike of the beds by unknown artist | [1861] |
| PT/67/8/2 | Plate, fossilised leaves and spines from Spaeria lignitum, Pecopteris lignitum, Cinnamomum scheuchzeri, and Palmacites daemonorops by unknown artist | [1861] |
| PT/67/7/3 | Plate, section of the Bovey formation in plane of dip of the beds by unknown artist | [1861] |
| MC/5/9 | Letter from Cha [Charles] Lyell, Winchester, to Col [Lieutenant-Colonel Edward] Sabine, Treasurer of the Royal Society | 3 March 1851 |
| MC/5 | Volume 5 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1851-1858 |
| PT/67/8/15 | Plate, fossilised bark, leaves, and flowers of Palmacites daemonorops, Phragmites oeningensis, Poacites, Quercus lyelli, Dryandroides banksiaefolia, Vaccinium acheronticum, Andromeda vacciniifolia, Andromeda reticulata, Cinnamomum scheuchzeri, Cinnamomum lanceolatum, Eugenia haeringiana, Celastrus pseudo-ilex, and Buprestites falconeri by P Brugier | [1861] |
| MC/7/170 | Letter from Cha [Charles] Lyell, 53 Harley Street, to the Royal Society | 4 February 1865 |
| MC/7 | Volume 7 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1864-1866 |
| PT/67/8 | Paper, 'The fossil flora of Bovey Tracey' by Oswald Heer | [1861] |
| PT/67/8/9 | Plate, fossilised spines of Palmacites daemonorops by W H [Walter Hood] Fitch | [1861] |
| MC/10/106 | Letter from Ch [Charles] Lyell, 73 Harley Street, London, to the Royal Society | 8 May 1874 |
| MC/10 | Volume 10 of miscellaneous correspondence regarding business matters, sent to the Royal Society | July 1873-1876 |
| PT/67/8/12 | Plate, fossilised specimens of Daphnogene ungari, Ficus eucalyptoides, Laurus primigenia, Ficus pengellii, Dryandroides laevigata, Dryandroides hakeaefolia, Quercus lyelli, Echitonium cuspidatum, Phragmites oeningensis, and Sphaeria socialis by P Brugier | [1861] |
| PT/67/8/8 | Plate, 'Sequoia couttsiae' by P Brugier | [1861] |
| PT/67/8/7 | Plate, fossilised cones, leaves, shoots, and branches from Sequoia couttsiae, Amentum masculinum, Sequoia sempervirens, Glyptostrobus europeaus, Palmacites daemonorops, and Cyperites deperditus by P Brugier | [1861] |
| PT/67/8/16 | Plate, fossilised seeds and fruit of Gardenia wetzleri, Eucalyptus oceanica, Nyssa europaea, Nyssa laevigata, Nyssa striolata, Nyssa microsperma, Vitis britannica, Vitis hookeri, and Carpolithes scutellatus by P Brugier | [1861] |
| PT/67/8/20 | Plate, fossilised leaves, seeds, and stems of Palmacites daemonorops, Pecopteris lignitum, and Lastraea stiriaca by W H [Walter Hood] Fitch | [1861] |
| PT/67/8/4 | Plate, magnified fossils from Pecopteris lignitum and Lastroea stiriaca by Ch Th [Charles Thomas?] Gaudin and W [Walter Hood] Fitch | [1861] |
| MC/11/200 | Letter from Leonard Lyell, 92 Onslow Gardens, to Sir Joseph [Dalton Hooker], [President of the Royal Society] | 17 April 1878 |
| MC/11 | Volume 11 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1877-1879 |
| AP/44/10/1 | Manuscript, 'The lignites and clays of Bovey Tracey, Devonshire [England]' by William Pengelly | 1861 |
| AP/44/10 | Paper, 'The lignites and clays of Bovey Tracey, Devonshire [England]' by William Pengelly | 1861 |
| MS/257/3/90 | Copy of a letter from Charles Lyell, 73 Harley Street to [William] Sharpey | 29 May 1871 |
| MS/257/3/88 | Letter from Charles Lyell, 73 Harley Street to Edward Sabine | 9 May 1869 |
| MS/257/3/89 | Letter from Charles Lyell, 73 Harley Street to Edward Sabine | 29 May 1871 |
| RR/1/161 | Referee's report by Charles Lyell and Edward Forbes, on a paper 'Observations on some belemnites and other fossil remains of Cephalopoda, discovered by Mr. Reginald Neville Mantell, C. E. in the Oxford clay near Trowbridge, in Wiltshire' by Gideon Algernon Mantell | July 1848 |
| RR/4/162 | Referee's report by Charles Lyell, on a paper 'Report to the Royal Society of the expedition into the Kingdom of Naples to investigate the circumstances of the earthquake of the 16th December 1857' by Robert Mallet | 5 June 1860 |
| HSF/1/2/47 | Letter from Cha [Charles] Lyell, Drumkilbo, Meigle, to Sir John [Frederick William Herschel] | 7 September 1867 |