| Reference number | Title | Date |
| RBO/19/53 | 'An Account of some electrical Experiments intended to be communicated to the Royal Society' by Stephen Gray | 1735 |
| EL/G2/33 | Stephen Gray, dated at London, to Granville Wheler | 6 February 1736 |
| EL/G2/31 | An oral account of some electrical experiments by Stephen Gray written down by Cromwell Mortimer | 14 February 1736 |
| EL/G1/49 | Stephen Gray, dated at Canterbury, to H Hunt | 3 February 1695 |
| EL/G1/57 | Stephen Gray, dated at Canterbury, to Hans Sloane | 5 February 1705 |
| EL/G1/59 | Stephen Gray to Cromwell Mortimer | 1729 |
| EL/G1/62 | Stephen Gray, dated at Charterhouse, to Cromwell Mortimer | 15 October 1732 |
| EL/G1/65 | Stephen Gray to Cromwell Mortimer | 28 January 1735 |
| EL/G1/58 | Stephen Gray, dated at Canterbury, to Hans Sloane | 1 May 1705 |
| EL/G1/52 | Stephen Gray, dated at Canterbury, to Hans Sloane | 6 March 1698 |
| EL/G1/51 | Stephen Gray, dated at Canterbury, to Hans Sloane | 2 May 1698 |
| EL/G2/32 | Stephen Gray, dated at Charterhouse, to Cromwell Mortimer | 9 June 1735 |
| EL/G1/56 | Stephen Gray, dated at Canterbury, to Hans Sloane | 3 April 1704 |
| RBO/14/14 | 'Extract of part of a letter from John Godfrey Esq of Norton Court near Feversham in Kent to Stephen Gray giving an account of his observations of the late total lunar eclipse' | 1728 |
| CLP/17/40 | Account of some new electrical experiments by Stephen Gray | nd |
| EL/G1/60 | Stephen Gray, dated at Charterhouse, to Cromwell Mortimer | 20 January 1732 |
| RBO/16/51 | 'Of the Electricity of Water' in a letter from Stephen Gray, Charterhouse, to Cromwell Mortimer | 1731 |
| MM/15/33 | "A List of the Instruments and other Things made use of by the late Mr Stephen Gray FRS about his Electricall Experiments, presented to the Royall Society by his Nephew Mr John Gray MD of Canterbury" | 9 June 1737 |
| EL/G1/61 | Stephen Gray, dated at Charterhouse, to Cromwell Mortimer | 7 June 1732 |
| RBO/18/7 | 'Further account of Experiments relating to Electrical Attraction' in a letter to Cromwell Mortimer to Stephen Gray, Charterhouse | 1732 |
| CLP/17/28 | Microscopical observations and experiments made by Stephen Gray | nd |
| RBO/11/15 | 'An Account of Some Experiments and Observations on Several bodies newly discover'd to be Electrical' by Stephen Gray | nd |
| LBO/11B/47 | Copy letter from Stephen Gray | nd |
| LBO/12/45 | Copy letter from Stephen Gray, Canterbury, to Hans Sloane | 4 May 1699 |
| CLP/2/15/2 | Diagram, microscope using globule of water by the brother of Mr [Stephen] Gray of Canterbury | 1696 |
| EC/1732/10 | Gray, Stephen: certificate of election to the Royal Society | |
| CLP/2/15/1 | Paper, 'Concerning a contrivance for making a microscope with a globule of water' by the brother of Mr [Stephen] Gray of Canterbury | 1696 |
| EL/G1/55 | Stephen Gray, dated at Canterbury, to Hans Sloane | 28 August 1700 |
| EL/G1/50 | Stephen Gray, dated at Canterbury, to Henry Hunt | 22 May 1696 |
| EL/G1/64 | Stephen Gray to the publisher of 'Philosophical Transactions' | 19 May 1733 |
| EL/G1/63 | Stephen Gray, dated at Charterhouse, to Cromwell Mortimer | 6 February 1733 |
| RBO/2i/75 | 'The manner of the Whale-fishing in Graenland [Greenland]' given by Stephen Gray to Henry Oldenburg | 4 November 1663 |
| CLP/2/15 | Paper, 'Concerning a contrivance for making a microscope with a globule of water' by the brother of Mr [Stephen] Gray of Canterbury | 1696 |