| Reference number | Title | Date |
| EC/1814/19 | Kater, Henry: certificate of election to the Royal Society | |
| DM/3/128 | Bill and Receipt, Henry Kater and Thomas Jones, Instrument Maker | June 1816-May 1817 |
| MM/17/47 | Letter from John H Wilkinson to Herbert Rix, Assistant Secretary, Royal Society | 13 June 1895 |
| DM/3/140 | 'Captain Kater's account of expenses in Experiments on the Pendulum' | 1819 |
| DM/3/159 | Henry Kater, 'Telescope with Mr Faraday's Glass' | 24 March 1831 |
| DM/3/141 | 'Captain Kater's account of expenses in Experiments on the Pendulum' | 19 May 1819 |
| DM/3/139 | 'Captain Kater's account of expenses in experiments on the Pendulum at the Stations of the Trigonometrical Survey' | 1818 |
| DM/3/136 | Receipt for £100 and a letter of credit for £200, from Sir Joseph Banks to Henry Kater | 18 June 1818 |
| DM/3/130 | Bill and Receipt, Henry Kater and WH Richardson £4.15.0 | July 1816-May 1817 |
| DM/3/129 | Bill and Receipt, Henry Kater and J Corless | March-June 1817 |
| DM/3/68 | Letter from Bontemps, Londres, to Henry Kater | 5 January 1829 |
| DM/3/65 | Letter from Bontemps, Myddleton Square, to Henry Kater | 26 December 1828 |
| DM/3/138 | Bill and Receipt, Henry Kater and P & G Dollond, £118.0.0 | September 1818-February 1820 |
| DM/3/132 | Bill and Receipt, Henry Kater and J Corless | October 1817 |
| DM/3/62 | Letter from Henry Kater, 12 York Gate, Regents Park, to Davies Gilbert, President, Royal Society | 8 December 1828 |
| DM/4/63 | Letter from JA Lloyd to Henry Kater | 14 December 1830 |
| DM/3/63 | Letter from Bontemps, Londres, to Henry Kater | 8 December 1828 |
| DM/4/60 | Letter from JA Lloyd, Salopian Coffee House, to Henry Kater | 31 October 1830 |
| DM/3/160 | Report by the Barlow Telescope Committee | May 1831 |
| MC/1/261 | Letter from Henry Kater, York Gate, Regent's Park, to John George Children, Secretary of the Royal Society | 10 December 1830 |
| MC/2/169 | Letter from John Grover, 10 Gloucester Place, New Road, to Dr. [Peter Mark] Roget, Secretary of the Royal Society | 8 May 1835 |
| MS/427/45 | Copy letter from [Henry John Temple, 3rd Viscount] Palmerston; to [Prince Augustus Frederick] the Duke of Sussex, K.G | 29 June 1833 |
| PT/8/21/3 | Plate, microscope arrangements by unknown artist | [1814] |
| DM/3/53 | Minutes of meetings of the Optical Glass Committee | November 1828 |
| IM/005115 | Kater, Henry | nd |
| DM/3/69 | Letter from Bontemps, Londres, to Henry Kater | 6 January 1829 |
| DM/3/105 | Letter from Henry Kater, York Gate, to P M Roget, Secretary, Royal Society, | 25 January 1831 |
| PT/8/21/2 | Plate, components of astronomical instruments by unknown artist | [1814] |
| PT/15/11 | Paper, 'Notice respecting a lunar volcano' by Capt H [Henry] Kater in a letter to Sir Humphry Davy | 8 February 1821 |
| PT/8/21/1 | Manuscript, 'An improved method of dividing astronomical circles and other instruments' by Capt Henry Kater | [1814] |
| PT/12/4/1 | Manuscript, 'Account of experiments for determining the length of the pendulum vibrating seconds in the latitude of London' by Capt Henry Kater | July 1817 |
| PT/12/4/2 | Plate, diagram of pendulum, support, frame, and instruments by Mary F Kater | July 1817 |
| PT/12/4 | Paper, 'Account of experiments for determining the length of the pendulum vibrating seconds in the latitude of London' by Capt Henry Kater | July 1817 |
| PT/15/10 | Paper, 'The Bakerian Lecture. On the best kind of steel and form for a compass needle' by Capt H [Henry] Kater | [1821] |
| MC/1/221 | Letter from Captain Henry Kater, York Gate, to Dr. [Peter Mark] Roget, Secretary of the Royal Society | 26 April 1830 |
| PT/15/11/2 | Plate, location of volcano on lunar surface by unknown artist | 8 February 1821 |
| PT/15/7 | Paper, 'An account of the comparison of various British standards of linear measure' by Capt Henry Kater | 3 August 1820 |
| MC/1/247 | Letter from Dr. Peter Mark Roget, [Secretary of the Royal Society], to [Sir John Barrow] | 15 July 1830 |
| MC/1/264 | Letter from Henry Kater, York Gate, to John George Children, Secretary of the Royal Society | 22 December 1830 |
| PT/23/9/2 | Plate, shape of card used in escapement by Edward Kater | [1840] |
| MC/1/283 | Letter from [Heinrich Christian] Schumacher, Altona, to James Hudson, Assistant Secretary of the Royal Society | 8 February 1831 |
| PT/12/4/3 | Plate, diagram of arrangement of instruments for Kater's experiment by Caroline Broume | [1817] |
| MC/2 | Volume 2 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1832-1838 |
| MC/2/57 | Letter from Henry Kater, York Gate, to John George Children, Secretary of the Royal Society | 22 October 1832 |
| PT/8/21 | Paper, 'An improved method of dividing astronomical circles and other instruments' by Capt Henry Kater | [1814] |
| MC/3/289 | Letter from Richard Sheepshanks to the Marquis of Northampton, [President of the Royal Society] | c. May 1843 |
| PT/23/9 | Paper, 'Description of an astronomical clock invented by the late Capt Henry Kater FRS, drawn up from his own memorandums' by Edward Kater | [1840] |
| MC/1 | Volume 1 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1800-1831 |
| PT/16/24 | Paper, 'An account of experiments made with an invariable pendulum at New South Wales' by Major Gen Sir Thos [Thomas] Brisbane | [1823] |
| PT/15/26 | Paper, 'An account of the re-measurement of the cube, cylinder, and sphere used by the late Sir Geo [George] Shuckburgh Evelyn in his enquiries respecting a standard of weights and measures' by Capt H [Henry] Kater | March 1821 |
| PT/7/25 | Paper, 'On the light of the Cassegrainian telescope, compared with that of the Gregorian' by Brigade Major Henry Kater | 22 April 1813 |
| PT/15/11/1 | Manuscript, 'Notice respecting a lunar volcano' by Capt H [Henry] Kater in a letter to Sir Humphry Davy | 8 February 1821 |
| PT/73/11/10 | Diagram, floating collimator by [Henry Kater?] | [1825] |
| 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 |
| PT/8/14 | Paper, 'Further experiments on the light of the Cassegrainian telescope compared with that of the Gregorian' by Capt Henry Kater in a letter to the Rt Hon Sir Joseph Banks | 1813-1814 |
| MC/5/213 | Letter from G B [George Biddell] Airy, Royal Observatory Greenwich, to Walter White, Royal Society, Somerset House | 18 September 1855 |
| AP/15/10/2 | Unpublished diagrams, mountain barometer by [Thomas Charles Robinson] | [1831] |
| AP/14/3/1 | Unpublished manuscript, 'Description of a quadrant for measuring horizontal angles by reflection' by W [William] Barnes | [1830] |
| AP/11/5/6 | Unpublished letter, regarding observations with invariable pendulum from Tho [Thomas] Brisbane to Capt [Henry] Kater | 6 November 1824 |
| AP/14/2/1 | Unpublished manuscript, 'Description of an ellipse-plate, or instrument for describing ellipses' by W [William] Barnes | [1830] |
| AP/14/3/2 | Unpublished diagram, 'Description of a quadrant for measuring horizontal angles by reflection' by W [William] Barnes | [1830] |
| AP/15/10/1 | Unpublished manuscript, 'Description of a mountain barometer the column of which is divisible into two portions, for safer and more convenient transport' by Tho Chas [Thomas Charles] Robinson | [1831] |
| AP/15/10 | Unpublished paper, 'Description of a mountain barometer the column of which is divisible into two portions, for safer and more convenient transport' by Tho Chas [Thomas Charles] Robinson | [1831] |
| RR/1/131 | Referee's report by George Biddell Airy, on a paper 'Description of an escapement for an astronomical clock, invented by the late Captain Henry Kater' by Henry Kater and Edward Kater | 17 June 1840 |
| PT/13/6 | Paper, 'Remarks on the advantage of multiplied observations in the physical sciences, and on the density and internal structure of the earth' by Thomas Young in a letter to Capt Henry Kater | 29 December 1818 |
| PT/12/5 | Paper, 'On the length of the French metre estimated in parts of the English standard' by Capt Henry Kater | November 1817 |
| PT/23/9/1 | Manuscript, 'Description of an astronomical clock invented by the late Capt Henry Kater FRS, drawn up from his own memorandums' by Edward Kater | [1840] |
| PT/73/9/12 | Painting, Madras Observatory interior by unknown artist | [1821] |
| PP/15/14 | Paper, 'On the unit of length of a standard scale by Sir George Shuckburgh, appertaining to the Royal Society' by [James Thomas] Walker | 1 February 1890 |
| AP/10/8 | Paper, 'Description of an improved hygrometer' by Thomas Jones | 20 February 1825 |
| PT/13/24 | Paper, 'An account of experiments for determining the variation in the length of the pendulum vibrating seconds, at the principal stations of the trigonometrical survey of Great Britain' by Capt Henry Kater | June 1819 |
| HS/19/69 | Letter, from Sir John Herschel to Henry Kater, dated at Slough | 23 February 1833 |
| HS/11/13 | Incomplete letter, from Sir John Herschel to Henry Kater | 30 March 1830 |
| HS/11/9 | Letter, from Henry Kater to Sir John Herschel, dated at York Gate | 25 March 1826 |
| HS/19/76 | Letter, from Sir John Herschel to Henry Kater | 1830 to 1833-5-31 |
| HS/11/15 | Letter, from Henry Kater to Sir John Herschel, dated at York Gate | 8 June 1830 |
| HS/11/10 | Letter, from Henry Kater to Sir John Herschel, dated at York Gate | 18 July 1828 |
| HS/11/8 | Letter, from Henry Kater to Sir John Herschel, dated at Union Place, Regents Park | 3 June 1822 |
| HS/11/14 | Incomplete letter, from Henry Kater to Sir John Herschel, dated at York Gate | 31 March 1830 |
| HS/11/12 | Letter, from Henry Kater to Sir John Herschel, dated at York Gate | 15 February 1830 |
| HS/11/7 | Letter, from Henry Kater to Sir John Herschel, dated at Union Place, Regents Park | 1 June 1822 |
| HS/11/18 | Letter, from Henry Kater to Sir John Herschel, dated at York Gate | 22 November 1832 |
| HS/19/52 | Letter, from Sir John Herschel to Henry Kater, dated at Slough | 6 May 1826 |
| HS/20/140 | Copy letter, Sir John Herschel to [Henry] Kater, dated at 9 Downing St., London | 18 May 1822 |
| HS/19/50 | Letter, from Sir John Herschel to Henry Kater, dated at [56 Devonshire St.] | 16? November 1825 |
| HS/19/14 | Letter, from Sir John Herschel to Henry Kater, dated at Slough | 16 January 1821 |
| HS/21/50 | Copy letter, from Sir John Herschel to Henry Kater, dated at Slough | 19 November 1829 |
| HS/21/19 | Copy letter, from Sir John Herschel to Henry Kater, dated at Slough | 17 July 1828 |
| HS/19/51 | Letter, from Sir John Herschel to Henry Kater | 31 July 1823 |
| HS/19/15 | Letter, from Sir John Herschel to Henry Kater, dated at Paris | 5 August 1821 |
| HS/19/58 | Letter, from Sir John Herschel to Henry Kater, dated at [Slough] | 3 April 1830 |
| HS/19/43 | Copy letter, from Sir John Herschel to Mrs. Mary Frances Kater, dated at [Slough] | 1822-9? |
| HS/21/113 | Copy letter, from Sir John Herschel to Henry Kater, dated at Slough | 16 July 1832 |
| HS/19/55 | Letter, from Sir John Herschel to Henry Kater, dated at Slough | 18 February 1830 |
| HS/19/16 | Letter, from Sir John Herschel to Henry Kater | 1822-3-28 or later |
| HS/26/62 | Letter, from Sir John Herschel to Henry Kater, dated at Devonshire St. | 27 June 1827 |
| HS/25/13/22 | Copy letter, from Sir John Herschel to Mrs. Mary Frances Kater, dated at [Slough] | 1821 to 1828 |
| HS/25/13/23 | Copy letter, from Sir John Herschel to Mrs. Mary Frances Kater, dated at Kensington | 1821 to 1828 |
| HS/19/18 | Letter, from Sir John Herschel to Henry Kater, dated at 9 Downing St. | 18 May 1822 |
| HS/19/59 | Letter, from Sir John Herschel to Henry Kater, dated at [Slough] | 6 June 1830 |
| HS/20/136 | Copy letter, from Sir John Herschel to Henry Kater | 15 March 1822 |
| HS/20/231 | Copy letter, from Sir John Herschel to Henry Kater, dated at St. John's College, Cambridge | 21 March 1826 |
| HS/19/20 | Letter, from Sir John Herschel to Henry Kater, dated at [London] | 28 June 1822 |
| HS/19/25 | Copy letter, from Sir John Herschel to Henry Kater, dated at 9 Downing St. | 2 August 1822 |
| HS/19/17 | Letter, from Sir John Herschel to Henry Kater, dated at [Slough] | 1821 to 1822 |
| HS/25/13/20 | Copy letter, from Sir John Herschel to Henry Kater, dated at [London] | 1822 to 1829 |
| HS/25/13/24 | Copy letter, from Sir John Herschel to Mrs. Mary Frances Kater, dated at [London?] | 20? March 1828 |
| HS/11/17 | Letter, from Henry Kater to Sir John Herschel, dated at Tunbridge Wells | 4 August 1832 |
| HS/11/16 | Letter, from Henry Kater to Sir John Herschel, dated at York Gate | 12 May 1831 |
| HS/21/25 | Copy letter, from Sir John Herschel to Henry Kater, dated at Southampton | 1 August 1828 |
| HS/11/11 | Letter, from Henry Kater to Sir John Herschel, dated at York Gate | 21 November 1829 |
| HS/21/59 | Copy of letter, from Sir John Herschel to Henry Kater, dated at Slough | 18 February 1830 |
| MS/957 | Certificates and correspondence of Henry Kater and of Edward Kater | 1799-1864 |