6/11. 'Experiments on Light and Heat' (continued from RGO 35/171/23).
6/11.2. No. 2: 392-816, 26 June 1800 - 24 October 1800.
6/11.3. No. 3: 817-881, 28 October 1800 - 26 May 1805.
6/11.4. Index to experiments on light and heat.
6/12.1. 'Modifications of light', first copy, with other papers on 'flections' (deflection and inflection of light).
6/12.2. 'Modifications of light', second copy, arranged differently to 6/12.1.
6/13. Papers entitled 'Theoretical views', regarding 'flections'.
6/14. An index to experiments in 6/10.1 concerning 'flections', with part of another index to 6/10.1.
6/15. Papers entitled 'Figures for Calculation', concerning flections.
6/16. Papers entitled 'Method of Calculation', concerning flections.
6/17. A copy by Caroline Herschel of 'Observations on the Inflexion of Light. In a letter to the Right Honble. the Earl of Buchan' by David Brewster.
7. Miscellaneous papers.
7/1.1. No. 1: 'Observations by the Regulator on the Wall from Decr 7. 1774 to Aprl 12. 1778 at Walcot turn pike house'.
7/1.2. No. 2: 'Regulation of the Clock By the Wall Telescope and Account of The going of the two time pieces [26 April 1778 - 4 October 1812]'.
7/1.3. No. 3: 'Account of the going of the Clocks. From Nov. 10. 1784 To July 21. 1785.'
7/1.4. Observations relating to time, 25 April 1778 - 18 April 1797.
7/1.5. Calculations of equal altitudes, 25 April 1778 - 18 April 1797.
7/2. 'Miscellaneous remarks on Books &c. On Mr Lislie's two letters relating to light and heat &c.'
7/3. Papers entitled 'Theorems & Memorandums'.
7/4. Papers entitled 'Mixture of Cal. and Mem. seeming to belong to some of the early papers of which there are no copies'.
7/5. Papers entitled 'Thermometer', consisting mostly of thermometer readings sent to William Herschel by George Gilpin, with others taken by Caroline Herschel.
7/6. Notes by William Herschel concerning Schroeter on Jupiter's satellites and the nature of the nebulae.
7/7. Torn page of notes by William Herschel on experiments concerning the strength of glass.
7/8. 'Memorandums from which an historical account of my life may be drawn.'
7/9. A list by Caroline Herschel of Herschel's awards and elections to learned societies.
7/10. A warrant signed by George IV, September 1820, granting William Herschel a pension of £400 per annum.
7/11. A list by Caroline Herschel of William Herschel's manuscripts, etc.
7/12. An account of William Hershel's papers published in the 'Philosophical Transactions of the Royal Society', written for the most part by William Herschel, but completed by Caroline Herschel.
7/13. Notes 'Collected from fragments which ought to have been destroyed, and must therefore be examined'.
7/14. A miscellaneous set of papers titled by John Herschel 'Loose Papers in my Fathers handwriting', including 'Work for republishing the papers in the Phil. Transactions', containing lists of published papers, including one by William Herschel; 'Remarks on Mr Michell's telescope'; 'Remarks upon Mayers De novis in Coelo Sidereo Phaenomenio'; 'Schroeters Work'; 'Remarks upon Ld. Mahon's treatise'; and 'Critical [crossed out] remark on a passage of Dr Priestley's History of Electricity'.
7/15. Copies of diaries kept by William Herschel on various tours, 1791-1817.