| RefNo | Title | Date |
| MM/16/116 | Letter from JS Gardiner, Cambridge, to WB Hardy | 26 January 1925 |
| NLB/16/50 | Copy letter from Michael Foster, to [Professor E Ray] Lankester | [21] January 1898] |
| NLB/45/276 | Copy letter from Robert William Frederick Harrison to Professor J [John] S [Stanley] Gardiner FRS | 31 January 1912 |
| NLB/52/430 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor John Stanley Gardiner, Chairman of the Zoology Committee and FRS | 7 December 1915 |
| NLB/16/259 | Copy letter from Michael Foster, to J Stanley Gardiner, Gonville & Caius College, Cambridge | 3 March 1898 |
| NLB/23/2/356 | Copy letter from Sir Michael Foster, to The Under Secretary of State for India, India Office, S.W. | 2 July 1903 |
| NLB/23/1/667 | Copy letter from Robert William Frederick Harrison, to John Stanley Gardiner, [Fellow of the Royal Society], Dunshell, Newton Road, Cambridge | 21 December 1901 |
| NLB/25/138 | Copy letter from Theodore E James, to John Stanley Gardiner, Dunsfall, Newton Road, CAmbridge | 25 August 1902 |
| NLB/25/625 | Copy letter from Robert William Frederick Harrison, to John Stanley Gardiner, [Fellow of the Royal Society] | 29 November 1902 |
| NLB/27/207 | Copy letter from an unknown correspondent, to John Stanley Gardiner, [Fellow of the Royal Society] | 21 July 1903 |
| MC/28/98 | Letter from [John] Stanley Gardiner, Whitehorn, Barton Road, Cambridgeshire, to the [Royal Society] | 7 September 1913 |
| NLB/41/678 | Copy letter from Robert William Frederick Harrison, to John Stanley Gardiner, Fellow of the Royal Society | 3 February 1910 |
| NLB/32/588 | Copy letter from Robert William Frederick Harrison, to John Stanley Gardiner | 10 April 1906 |
| NLB/48/381 | Copy letter from Robert William Frederick Harrison, to Professor [John Stanley] Gardiner, Fellow of the Royal Society | 25 June 1913 |
| NLB/42/388 | Copy letter from Joseph Larmor, Secretary RS to Prof [John] Stanley Gardiner FRS | 1 June 1910 |
| NLB/53/440 | Copy letter from unknown correspondent; to Professor Stanley Gardiner, Chairman of the Zoology Committee and FRS | 18 August 1916 |
| MC/19/315 | Letter from [John] Stanley Gardiner, Gonville and Caius College, Cambridge, to [Robert William Frederick] Harrison, Assistant Secretary of the Royal Society | 20 October 1904 |
| MC/30/62 | Letter from [John] Stanley Gardiner, Bredon House, Selwyn Gardens, Cambridge, to Mr [Robert] Harrison, [Royal Society] | 25 March 1915 |
| NLB/41/249 | Copy letter from Robert William Frederick Harrison, to Professor John Stanley Gardiner, Fellow of the Royal Society | 8 November 1909 |
| NLB/43/27 | Copy letter from Robert William Frederick Harrison, to Professor John Stanley Gardiner, Fellow of the Royal Society | 24 October 1910 |
| NLB/43/148 | Copy letter from Robert William Frederick Harrison, to Professor John Stanley Gardiner, Fellow of the Royal Society | 10 November 1910 |
| NLB/44/277 | Copy letter from Robert William Frederick Harrison to Professor J [John] S [Stanley] Gardiner FRS | 2 June 1911 |
| NLB/43/516 | Copy letter from Robert William Frederick Harrison, to Professor John Stanley Gardiner, Fellow of the Royal Society | 2 February 1911 |
| NLB/45/727 | Copy letter from Robert William Frederick Harrison to Professor J [John] Stanley Gardiner FRS | 30 April 1912 |
| NLB/45/492 | Copy letter from Robert William Frederick Harrison to Professor J [John] Stanley Gardiner FRS | 15 March 1912 |
| NLB/46/18 | Copy letter from Robert William Frederick Harrison, to Professor John Stanley Gardiner, Fellow of the Royal Society | 23 May 1912 |
| NLB/45/220 | Copy letter from Robert William Frederick Harrison to Professor J [John] S [Stanley] Gardiner FRS | 22 January 1912 |
| NLB/46/381 | Copy letter from Robert William Frederick Harrison, to Professor John Stanley Gardiner, Fellow of the Royal Society | 23 July 1912 |
| NLB/45/489 | Copy letter from Robert William Frederick Harrison to Professor J [John] S [Stanley] Gardiner FRS, Chairnman of the Zoology Sectional Committee | 14 March 1912 |
| NLB/45/842 | Copy letter from Robert William Frederick Harrison to Professor J [John] S [Stanley] Gardiner FRS | 20 May 1912 |
| NLB/45/819 | Copy letter from Robert William Frederick Harrison to Professor J [John] S [Stanley] Gardiner FRS | 15 May 1912 |
| NLB/45/690 | Copy letter from Robert William Frederick Harrison to Professor J [John] Stanley Gardiner FRS, Chairman of the Zoology Sectional Committee | 23 April 1912 |
| NLB/47/40 | Copy letter from Robert William Frederick Harrison to Professor J [John] Stanley Gardiner FRS | 19 November 1912 |
| NLB/47/134 | Copy letter from Robert William Frederick Harrison to Professor J [John] S [Stanley] Gardiner FRS | 8 December 1912 |
| NLB/47/104 | Copy letter from Robert William Frederick Harrison to Professor J [John] S [Stanley] Gardiner FRS | November 1912 |
| NLB/47/673 | Copy letter from Robert William Frederick Harrison to Professor J [John] Stanley Gardiner FRS | 12 March 1913 |
| NLB/46/682 | Copy letter from Robert William Frederick Harrison, to Professor John Stanley Gardiner, Fellow of the Royal Society, Chairman of the Zoology Sectional Committee | 15 October 1912 |
| NLB/46/461 | Copy letter from Robert William Frederick Harrison, to Professor William Abbott Herdman, Fellow of the Royal Society | 2 August 1912 |
| NLB/46/804 | Copy letter from Robert William Frederick Harrison, to Professor John Stanley Gardiner, Fellow of the Royal Society | 5 November 1912 |
| NLB/48/92 | Copy letter from Robert William Frederick Harrison, to Professor [John Stanley] Gardiner, Fellow of the Royal Society | 9 May 1913 |
| NLB/48/75 | Copy letter from Robert William Frederick Harrison, to Professor John Stanley Gardiner, Fellow of the Royal Society | 6 May 1913 |
| NLB/47/521 | Copy letter from Robert William Frederick Harrison to Professor J [John] Stanley Gardiner FRS | 14 February 1913 |
| NLB/48/592 | Copy letter from Robert William Frederick Harrison, to Professor [John Stanley] Gardiner, Fellow of the Royal Society, Chairman of the Zoology Committee | 1 August 1913 |
| NLB/48/117 | Copy letter from Robert William Frederick Harrison, to Professor [John Stanley] Gardiner, Fellow of the Royal Society | 20 May 1913 |
| NLB/47/730 | Copy letter from Robert William Frederick Harrison to Professor J [John] S [Stanley] Gardiner FRS | 2 April 1913 |
| NLB/48/118 | Copy letter from Robert William Frederick Harrison, to Professor [John Stanley] Gardiner, Fellow of the Royal Society, Chairman of the Zoology Sectional Committee | 20 May 1913 |
| NLB/48/178 | Copy letter from Robert William Frederick Harrison, to Professor [John Stanley] Gardiner, Fellow of the Royal Society, Chairman of the Zoology Committee | 28 May 1913 |
| NLB/48/389 | Copy letter from Robert William Frederick Harrison, to Professor [John] Stanley Gardiner, Fellow of the Royal Society | 26 June 1913 |
| NLB/48/109 | Copy letter from Robert William Frederick Harrison, to Professor [John] Stanley Gardiner, Fellow of the Royal Society | 20 May 1913 |
| NLB/48/164 | Copy letter from Robert William Frederick Harrison, to Professor [John Stanley] Gardiner, Fellow of the Royal Society | 27 May 1913 |
| NLB/48/282 | Copy letter from Robert William Frederick Harrison, to Professor [John Stanley] Gardiner, Fellow of the Royal Society | 10 June 1913 |
| NLB/48/376 | Copy letter from Robert William Frederick Harrison, to Professor [John] Stanley Gardiner, Fellow of the Royal Society, The Chairman of the Zoology Committee | 24 June 1913 |
| NLB/51/204 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society to Professor John Stanley Gardiner FRS | 9 January 1915 |
| NLB/51/178 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society to Professor John Stanley Gardiner FRS, Chairman of the Zoology Committee | 4 January 1915 |
| NLB/51/284 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society to Professor John Stanley Gardiner FRS | 2 February 1915 |
| NLB/50/331 | Copy letter from Robert William Frederick Harrison, to Professor [John Stanley] Gardiner, Fellow of the Royal Society | 20 June 1914 |
| NLB/51/220 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society to Professor John Stanley Gardiner FRS | 15 January 1915 |
| NLB/51/476 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society to Professor John Stanley Gardiner FRS | 29 March 1915 |
| NLB/51/608 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society to Professor John Stanley Gardiner FRS | 5 May 1915 |
| NLB/51/592 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society to Professor John Stanley Gardiner FRS | 3 May 1915 |
| MC/32/97 | Letter from [John] Stanley Gardiner, Bredon House, Selwyn Gardens, Cambridge, to Mr [Robert] Harrison, [Royal Society] | 22 February 1917 |
| NLB/51/660 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society to Professor John Stanley Gardiner FRS | 17 May 1915 |
| NLB/51/724 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society to Professor John Stanley Gardiner FRS, Chairman of the Zoology Committee | 9 June 1915 |
| NLB/52/31 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society to Professor John Stanley Gardiner FRS, Chairman of the Zoology Committee | 23 July 1915 |
| NLB/52/367 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor John Stanley Gardiner, Chairman of the Zoology Committee and FRS | 19 November 1915 |
| NLB/61/470 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John Stanley] Gardiner, FRS | 9 July 1921 |
| NLB/53/217 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 30 May 1916 |
| NLB/52/411 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor John Stanley Gardiner, Chairman of the Zoology Committee and FRS | 29 November 1915 |
| NLB/52/571 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor John Stanley Gardiner, Chairman of the Zoology Committee and FRS | 17 January 1916 |
| NLB/60/740 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, FRS; Zoological Laboratory, Cambridge | 21 March 1921 |
| NLB/52/530 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor John Stanley Gardiner, Chairman of the Zoology Committee and FRS | 7 January 1916 |
| NLB/52/564 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor John Stanley Gardiner, Chairman of the Zoology Committee and FRS | 15 January 1916 |
| NLB/52/550 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor John Stanley Gardiner, Chairman of the Zoology Committee and FRS | 11 January 1916 |
| NLB/52/841 | Copy letter from William Bate Hardy, Vice President of the Royal Society; to Professor Stanley Gardiner, Chairman of the Zoology Committee and FRS | 2 March 1916 |
| NLB/53/140 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 8 May 1916 |
| NLB/54/608 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 3 July 1917 |
| NLB/54/21 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 22 January 1917 |
| NLB/54/347 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Professor [John Stanley] Gardiner, Chairman of the Zoology Comittee and FRS | 19 April 1917 |
| NLB/54/574 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 23 June 1917 |
| NLB/54/497 | Copy letter from [Robert William Frederick Harrison, Assistant Secretary of the Royal Society]; to Professor [John] Stanley Gardier, Chairman of the Zoology Committee and FRS | 1 June 1917 |
| NLB/54/203 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 1 March 1917 |
| NLB/53/356 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 20 July 1916 |
| NLB/53/104 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 13 April 1916 |
| RR/23/69 | Referee's report by John Stanley Gardiner, on a paper 'The growth-rings on herring scales' by Geoffrey W Paget and Robert E Savage | 14 April 1916 |
| NLB/54/570 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 22 June 1917 |
| NLB/53/563 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 31 October 1916 |
| NLB/53/257 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 16 June 1916 |
| NLB/53/190 | Copy letter from [William Bate] Hardy, Secretary of the Royal Society and FRS; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 23 May 1916 |
| NLB/53/359 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 20 July 1916 |
| NLB/53/229 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 05 June 1916 |
| NLB/53/564 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 31 October 1916 |
| NLB/53/646 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 16 November 1916 |
| NLB/53/644 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 16 November 1916 |
| NLB/51 | New Letter Book volume 51, copy letters sent from Royal Society administration | 18 November 1914-9 July 1915 |
| NLB/59/514 | Copy letter from Edwin Deller, Assistant Secretary of the Royal Society; to [John] Stanley Gardiner, FRS | 11 October 1920 |
| NLB/59/479 | Copy letter from Edwin Deller, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, FRS | 6 October 1920 |
| NLB/60/267 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Professor [John Stanley] Gardiner, FRS | 8 January 1921 |
| NLB/61/419 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, FRS | 5 July 1921 |
| NLB/67/51 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, FRS | 10 October 1924 |
| NLB/68/264 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, FRS | 8 June 1925 |
| NLB/61/448 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John Stanley] Gardiner, FRS | 8 July 1921 |
| NLB/61/422 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Professor [John Stanley] Gardiner, FRS | 5 July 1921 |
| NLB/62/91 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John Stanley] Gardiner, FRS | 1 December 1921 |
| NLB/61/635 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Professor [John] Stanley Gardiner, FRS | 29 September 1921 |
| RR/58/12 | Referee's report by John Stanley Gardiner, on a paper 'The British silurian rugose corals with acanthine septa' by Dorothy Hill | January 1936 |
| NLB/61/865 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, FRS | 4 November 1921 |
| NLB/65/463 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Sir Sidney [Frederic] Harmer, FRS | 5 November 1923 |
| NLB/62/727 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Professor [John Stanley] Gardiner, FRS | 24 April 1922 |
| NLB/65/445 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Professor [John Stanley] Gardiner, FRS | 2 November 1923 |
| NLB/67/500 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, FRS | 10 January 1925 |
| NLB/63/391 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John Stanley] Gardiner, FRS | 05 October 1922 |
| NLB/64/701 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Professor [John Stanley] Gardiner, FRS | 4 June 1923 |
| RR/21/74 | Referee's report by John Stanley Gardiner, on a paper 'The chromaffine system of annelids and the relation of this system to the contractile vascular system in the leech, hirudo medicinalis. - A contribution to the comparative physiology of the contractile vascular system and its regulators, the adrenalin secreting system and the sympathetic nervous system' by J F Gaskell | 15 February 1914 |
| NLB/67/249 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John Stanley] Gardiner, FRS | 21 November 1924 |
| NLB/64/783 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir Sidney Harmer, FRS. | 18 June 1923 |
| NLB/67/854 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Professor [John Stanley] Gardiner, FRS | 27 March 1925 |
| NLB/67/399 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Professor [John] Stanley Gardiner, FRS | 15 December 1924 |
| NLB/67/220 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir Sidney [Frederic] Harmer, KBE, FRS | 14 November 1924 |
| NLB/67/559 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Professor [John] Stanley Gardiner, FRS | 22 January 1925 |
| NLB/68/401 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, FRS | 10 July 1925 |
| NLB/69/221 | Copy letter from Henry Hallett Dale, Secretary of the Royal Society; to Prof. [John] Stanley Gardiner, FRS | 5 February 1926 |
| NLB/68/313 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir Sidney [Frederic] Harmer, FRS | 19 June 1925 |
| NLB/69/176 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Prof. [Thomas Renton] Elliott, FRS | 21 January 1926 |
| NLB/71/19 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Prof [John] Stanley Gardiner, FRS | 5 December 1927 |
| NLB/68/683 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, FRS | 14 October 1925 |
| NLB/70/953 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, FRS | 19 November 1927 |
| CD/5/17 | Copy letter from the Royal Society, to Professor [John] Graham Kerr, Professor [John Stanley] Gardiner, Professor [James Thomas] Wilson, Sir [David] Prain, Dr [Arthur William] Hill, Sir Arthur Keith, Sir [Alfred Daniel] Hall, Professor [Robert] Newstead, Colonel [Henry George] Lyons, Dr [John William] Evans, Sir [Richard] Threlfall, Sir [John] Cadman | 18 January 1923 |
| NLB/67/434 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Professor [John] Stanley Gardiner, FRS | 18 December 1924 |
| EC/1908/06 | Gardiner, John Stanley: certificate of election to the Royal Society | |
| NLB/45 | New Letter Book volume 45, copy letters sent from Royal Society administration | 5 December 1911-21 May 1912 |
| MC/35/65 | Letter from [John] Stanley Gardiner, Zoological Laboratory, Cambridge, to the Assistant Secretary of the Royal Society, Burlington House | 17 March 1921 |
| NLB/47/786 | Copy letter from Robert William Frederick Harrison to Professor J [John] Stanley Gardiner FRS | 14 April 1913 |
| NLB/52/538 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor John Stanley Gardiner, Chairman of the Zoology Committee and FRS | 10 January 1916 |
| NLB/54/304 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John] Stanley Gardiner, Chairman of the Zoology Committee and FRS | 27 March 1917 |
| NLB/48 | New Letter Book volume 48, copy letters sent from Royal Society administration | 25 April 1913-25 October 1913 |
| RR/30/65 | Referee's report by John Stanley Gardiner, on a paper 'Colony-formation in astroeid corals' by [George] Matthai | [October 1924] |
| NLB/71/10 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Prof. [John] Stanley Gardiner | 2 December 1927 |
| NLB/23/2/421 | Copy letter sent from Archibald Geikie, to The Secretary, The Admiralty | 19 December 1903 |
| NLB/54 | New Letter Book volume 54, copy letters sent from Royal Society administration | 10 January 1917-2 November 1917 |
| NLB/61 | New Letter Book volume 61, copy letters sent from Royal Society administration | 26 April 1921-11 November 1921 |
| NLB/52 | New Letter Book volume 52, copy letters sent from Royal Society administration | 9 July 1915-8 March 1916 |
| NLB/53 | New Letter Book volume 53, copy letters sent from Royal Society administration | 9 March 1916-10 January 1917 |
| CD/100/1 | Letter from John Stanley Gardiner, Whitehorn, Barton Road, Cambridge, to the Secretary of the Royal Society | 20 April 1911 |
| CD/103/3 | Letter from John Stanley Gardiner, Whitethorn, Barton Road, Cambridge, to [Robert] Harrison | 21 June 1914 |
| CD/103/1 | Letter from John Stanley Gardiner, Zoological Laboratory, Cambridge, to the Secretary, the Royal Society, Burlington House | 17 March 1914 |
| RR/37/77 | Referee's report by John Stanley Gardiner, on a paper 'Ecology, bionomics and evolution of the torrential fauna, with special reference to the organs of attachment' by Sunder del Hora | 11 February 1929 |
| MC/19/316 | Letter fom [John] Stanley Gardiner, Gonville and Caius College, Cambridge, to the Treasurer of the Royal Society | 11 October 1904 |
| MC/19/314 | Letter from [John] Stanley Gardiner, Gonville and Caius College, Cambridge, to the Secretaries of the Royal Society | 5 May 1904 |
| MC/17 | Volume 17 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1897-1899 |
| MC/27/128 | Letter from [John] Stanley Gardiner, Zoological Laboratory, The Museums, Cambridge, to Mr [Robert] Harrison, [Royal Society] | 14 December 1912 |
| MC/28/94 | Letter from [John] Stanley Gardiner, Zoological Laboratory, The Museums, Cambridge, to Sir [John] Rose Bradford, [Royal Society] | 12 January 1913 |
| MC/28/97 | Letter from [John] Stanley Gardiner, Whitehorn, Barton Road, Cambridgeshire, to Mr [Robert] Harrison, [Royal Society] | 12 June 1913 |
| MC/28/95 | Letter from [John] Stanley Gardiner, Whitehorn, Barton Road, Cambridgeshire, to Mr [Robert] Harrison, [Royal Society] | 15 February 1913 |
| NLB/48/221 | Copy letter from Robert William Frederick Harrison, to Professor [John Stanley] Gardiner, Fellow of the Royal Society | 2 June 1913 |
| MC/28/96 | Letter from [John] Stanley Gardiner, Zoological Laboratory, The Museums, Cambridge, to Mr [Robert] Harrison, [Royal Society] | 29 May 1913 |
| MC/29/87 | Letter from [John] Stanley Gardiner, Zoological Laboratory, Cambridge, to The Assistant Secretary, The Royal Society, Burlington House, W | 23 March 1914 |
| MC/29/182 | Letter from [George] Matthai, Emmanuel College, Cambridge, to the [Royal Society] | 30 May 1914 |
| MC/19 | Volume 19 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1904 |
| MC/30/64 | Letter from [John] Stanley Gardiner, Bredon House, Selwyn Gardens, Cambridge, to The Chairman of the Botany Committee, or Geology, or Physiology, [Royal Society] | 15 March 1915 |
| MC/30/67 | Letter from [John] Stanley Gardiner, Bredon House, Selwyn Gardens, Cambridge, to Mr [Robert] Harrison, [Royal Society] | 18 May 1915 |
| MC/30/61 | Letter from [John] Stanley Gardiner, Bredon House, Selwyn Gardens, Cambridge, to Mr White, [Royal Society] | 13 March 1915 |
| MC/30/63 | Letter from [John] Stanley Gardiner, Bredon House, Selwyn Gardens, Cambridge, to Mr [Robert] Harrison, [Royal Society] | 2 May 1915 |
| MC/30/68 | Letter from [John] Stanley Gardiner, Cambridge, to Mr [Robert] Harrison, [Royal Society] | 24 October 1915 |
| MC/30/65 | Letter from [John] Stanley Gardiner, Bredon House, Selwyn Gardens, Cambridge, to Mr [Robert] Harrison, [Royal Society] | 15 May 1915 |
| MC/31/52 | Letter from [John] Stanley Gardiner, Bredon House, Selwyn Gardens, Cambridge, to Mr [Robert] Harrison, [Royal Society] | 16 July 1916 |
| MC/31/54 | Letter from [John] Stanley Gardiner, Bredon House, Selwyn Gardens, Cambridge, to Mr [Robert] Harrison, [Royal Society] | 2 December 1916 |
| MC/31/53 | Letter from [John] Stanley Gardiner, Bredon House, Selwyn Gardens, Cambridge, to Mr [Robert] Harrison, [Royal Society] | 23 November 1916 |
| MC/32/98 | Letter from [John] Stanley Gardiner, Bredon House, Selwyn Gardens, Cambridge, to Mr [Robert] Harrison, [Royal Society] | 19 August 1917 |
| MC/32/99 | Letter from [John] Stanley Gardiner, Bredon House, Selwyn Gardens, Cambridge, to Mr [Robert] Harrison, [Royal Society] | 24 August 1917 |
| MC/32/96 | Letter from [John] Stanley Gardiner, Bredon House, Selwyn Gardens, Cambridge, to Mr [Robert] Harrison, [Royal Society] | 8 January 1917 |
| MC/34/79 | Letter from [John] Stanley Gardiner, Zoological Laboratory, The Museums, Cambridge, to [William Bate] Hardy, [Royal Society] | 1919 |
| MC/35 | Volume 35 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1921 |
| MC/35/66 | Letter from [John] Stanley Gardiner, Zoological Laboratory, Cambridge, to the Assistant Secretary of the Royal Society, Burlington House | 8 November 1921 |
| MC/36/33 | Letter from [John] Stanley Gardiner, Zoological Department, Cambridge, to the Assistant Secretary of the Royal Society, Burlington House | 31 August 1922 |
| MC/29/114 | Letter from [Sidney Frederic] Harmer, British Museum (Natural History), Cromwell Road, London, S.W, to Sir John Rose Bradford, [Royal Society] | 23 March 1914 |
| MC/36 | Volume 36 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1922 |
| MC/27/126 | Letter from [John] Stanley Gardiner, Zoological Laboratory, The Museums, Cambridge, to Sir John Rose Bradford, [Royal Society] | 2 May 1912 |
| MC/27/127 | Letter from [John] Stanley Gardiner, The Royal Society, Burlington House, London, W, to The Assistant Secretary, Royal Society | 30 October 1912 |