| RefNo | Title | Date |
| NLB/64/64 | Copy letter from an unknown correspondent; to Sir [Alfred] George Greenhill, FRS | 26 January 1923 |
| NLB/6/462 | Copy letter from Theodore E James, to Messrs Harrisons & Sons | 16 May 1892 |
| NLB/3/176 | Copy letter from Herbert Rix, to Professor Alfred George Greenhill, Fellow of the Royal Society | 4 April 1889 |
| NLB/7/176 | Copy letter from Herbert Rix, to Professor Alfred George Greenhill, Fellow of the Royal Society | 14 December 1892 |
| NLB/7/208 | Copy letter from Herbert Rix, to Professor Alfred George Greenhill, Fellow of the Royal Society | 20 December 1892 |
| NLB/7/183 | Copy letter from Herbert Rix, to Sir Archibald Geikie, Foreign Secretary of the Royal Society | 16 December 1892 |
| NLB/10/51 | Copy letter from Herbert Rix, to Professor Alfred George Greenhill, Fellow of the Royal Society | 18 September 1894 |
| NLB/12/828 | Copy letter from Robert William Frederick Harrison, to Professor Alfred George Greenhill, Fellow of the Royal Society, Artillary College, Red Barracks, Woolwich | 13 May 1896 |
| RR/16/61 | Referee's report by Hector Munro MacDonald, on a paper 'The third elliptic integral' by Alfred George Greenhill | 8 February 1904 |
| NLB/14/479 | Copy letter from Arthur William Rucker, to Professor Alfred George Greenhill, [Fellow of the Royal Society] | 17 March 1897 |
| NLB/14/480 | Copy letter from Robert William Frederick Harrison, to Professor Michael Foster, [Fellow of the Royal Society] | 17 March 1897 |
| RR/16/60 | Referee's report by William Burnside, on a paper 'The third elliptic integral' by Alfred George Greenhill | January 1904 |
| RR/16/179 | Referee's report by Alfred George Greenhill, on a paper 'Exterior ballistics. 'Error of the day' and other corrections to naval range-tables' by George Forbes | 22 December 1904 |
| NLB/15/433 | Copy letter from Robert William Frederick Harrison, to Professor Alfred George Greenhill, Fellow of the Royal Society | 2 October 1897 |
| NLB/15/435 | Copy letter from Robert William Frederick Harrison, to Professor Alfred George Greenhill, Fellow of the Royal Society | 4 October 1897 |
| NLB/20/60 | Copy letter from Robert William Frederick Harrison, to Sir William Turner, Professor Alfred George Greenhill, Dr Andrew Ainslie Common, Fellows of the Royal Society | 23 January 1900 |
| NLB/24/699 | Copy letter from Robert William Frederick Harrison, to Professor [Alfred George] Greenhill, Fellow of the Royal Society | 18 June 1902 |
| RR/22/39 | Referee's report by Alfred George Greenhill, on a paper 'A diagram to facilitate the study of external ballistics' by William Ernest Dalby | 7 June 1915 |
| RR/23/5 | Referee's report by Alfred George Greenhill, on a paper 'The two-dimensional motion of a plane lamina in a resisting medium' by S Brodetsky | 21 November 1916 |
| NLB/28/74 | Copy letter from Robert William Frederick Harrison, to Professor Augustus Edward Hough Love, Fellow of the Royal Society | 5 January 1904 |
| NLB/28/297 | Copy letter from Robert William Frederick Harrison, to Professor Augustus Edward Hough Love, Fellow of the Royal Society, Chairman of the Mathematics Committee | 13 February 1904 |
| NLB/28/337 | Copy letter from Joseph Larmor, to Professor Alfred George Greenhill | 18 February 1904 |
| NLB/28/815 | Copy letter from Robert William Frederick Harrison, to Professor Alfred George Greenhill, Fellow of the Royal Society, 1 Staple Inn, W.C. | 30 May 1904 |
| NLB/28/875 | Copy letter from Robert William Frederick Harrison, to Professor Alfred George Greenhill, Fellow of the Royal Society | 8 June 1904 |
| NLB/31/414 | Copy letter from Robert William Frederick Harrison, to Professor Alfred George Greenhill, Fellow of the Royal Society | 14 September 1905 |
| NLB/32/225 | Copy letter from Joseph Larmor, to Professor William Burnside, Fellow of the Royal Society | 1 February 1906 |
| NLB/34/102 | Copy letter from Robert William Frederick Harrison, to Professor Alfred George Greenhill, Fellow of the Royal Society | 28 November 1906 |
| NLB/33/788 | Copy letter from [Joseph Larmor], to Professor Alfred George Greenhill, Fellow of the Royal Society | 3 November 1906 |
| NLB/29/918 | Copy letter from Robert William Frederick Harrison, to Professor Alfred George Greenhill, Fellow of the Royal Society | 12 January 1905 |
| NLB/35/179 | Copy letter from Robert William Frederick Harrison, to Professor Alfred George Greenhill, Fellow of the Royal Society | 29 April 1907 |
| NLB/37/337 | Copy letter from Robert William Frederick Harrison to Harrison & Sons | 3 March 1908 |
| NLB/35/628 | Copy letter from Robert William Frederick Harrison, to Professor Alfred George Greenhill, Fellow of the Royal Society | 21 June 1907 |
| NLB/36/860 | Copy letter from Robert William Frederick Harrison, to Messrs Harrison & Sons | 3 January 1908 |
| NLB/63/48 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir [Alfred] George Greenhill, FRS | 17 June 1922 |
| NLB/54/371 | Copy letter from [Robert William Frederick Harrison, Assistant Secretary of the Royal Society]; to Sir [Alfred] George Greenhill, FRS | 25 April 1917 |
| RR/23/98 | Referee's report by Alfred George Greenhill, on a paper 'Motion of solids in fluids when the flow is not irrotational' by Geoffrey Ingram Taylor | 17 May 1916 |
| NLB/54/378 | Copy letter from [Robert William Frederick Harrison, Assistant Secretary of the Royal Society]; to Sir [Alfred] George Greenhill, FRS | 26 April 1917 |
| RR/17/203 | Referee's report by Alfred George Greenhill, on a paper 'Ranges and behaviour of rifled projectiles in air' by Arnulph Henry Reginald Mallock | [June 1907] |
| NLB/54/384 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Sir [James Hopwood] Jeans, Chairman of the Mathematics Committee and FRS | 27 April 1917 |
| NLB/54/644 | Copy letter from Dr. Arthur Schuster, Secretary of the Royal Society; to Sir [Alfred] George Greenhill, FRS | 12 July 1917 |
| RR/25/15 | Referee's report by John William Nicholson, on a paper 'Electromagnetic integrals' by Alfred George Greenhill | [May 1918] |
| NLB/56/388 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Sir [Alfred] George Greenhill, FRS | 28 January 1919 |
| NLB/68/486 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir [Alfred] George Greenhill, FRS | 16 July 1925 |
| NLB/57/305 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Sir [Alfred] George Greenhill, FRS | 11 October 1919 |
| NLB/59/911 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Sir [Alfred] George Greenhill, FRS | 30 November 1920 |
| RR/10/138 | Letter from Alfred George Greenhill, to John William Strutt, 3rd Baron Rayleigh, regarding a paper 'On Aeolotropic elastic solids' by Charles Chree | 3 November 1888 |
| NLB/57/348 | Copy letter from Sir Arthur Schuster, Secretary of the Royal Society; to Sir [Alfred] George Greenhill, FRS | 24 October 1919 |
| RR/12/384 | Referee's report by Alfred George Greenhill, on a paper 'Theorems on the attraction of ellipsoids for certain laws of force other than the inverse square' by Edward John Routh | 3 July 1895 |
| NLB/58/875 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Sir [Alfred] George Greenhill, FRS | 28 June 1920 |
| NLB/59/826 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Sir [Alfred] George Greenhill, FRS | 17 November 1920 |
| RR/24/38 | Referee's report by John William Strutt, Lord Rayleigh, on a paper 'The Rankine trochoidal wave' by Alfred George Greenhill | [June 1917] |
| RR/25/16 | Referee's report by Frank Edward Smith, on a paper 'Electromagnetic integrals' by Alfred George Greenhill | [July 1918] |
| NLB/54/602 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Sir [James Hopwood] Jeans, Chairman of the Mathematics Committee and FRS | 2 July 1917 |
| NLB/55/553 | Copy letter from [Robert William Frederick Harrison], Assistant Secretary of the Royal Society; to [James Hopwood] Jeans Esq., Chairman of the Mathematics Committee and FRS | 01 June 1918 |
| NLB/66/814 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir [Alfred] George Greenhill, FRS | 16 July 1924 |
| NLB/71/285 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to the Publisher, 'The Times' | 15 March 1928 |
| NLB/3/272 | Copy letter from Herbert Rix, to Professor Alfred George Greenhill, Fellow of the Royal Society, 3 Staples Inn, W.C. | 26 April 1889 |
| RR/13/303 | Referee's report by Alfred George Greenhill, on a paper 'On boomerangs' by Gilbert Thomas Walker | 10 May 1897 |
| EC/1888/15 | Greenhill, Sir Alfred George: certificate of election to the Royal Society | |
| NLB/28/790 | Copy letter from Robert William Frederick Harrison, to Professor Alfred George Greenhill, Fellow of the Royal Society | 20 May 1904 |
| NLB/39/661 | Copy letter from Robert William Frederick Harrison to J Prescott, 61 Ripplingham Road, Withington, Manchester | 20 February 1909 |
| RR/10/134 | Referee's report by Alfred George Greenhill, on a paper 'On Aeolotropic elastic solids' by Charles Chree | 30 July 1888 |
| NLB/57 | New Letter Book volume 57, copy letters sent from Royal Society administration | 27 June 1919-27 February 1920 |
| RR/10/167 | Letter from Alfred George Greenhill, to John William Strutt, 3rd Baron Rayleigh, regarding a paper 'A class of functional invariants' by Andrew Russell Forsyth | 17 November 1888 |
| RR/17/48 | Referee's report by Andrew Russell Forsyth, on a paper 'On the elliptic integral in electromagnetic theory' by Alfred George Greenhill | 23 January 1906 |
| RR/10/165 | Referee's report by Alfred George Greenhill, on a paper 'A class of functional invariants' by Andrew Russell Forsyth | 23 July 1888 |
| RR/12/380 | Referee's report by Alfred George Greenhill, on a paper 'On the Abelian system of differential equations, and their rational and integral algebraic integrals, with a discussion of the periodicity of Abelian functions' by W R Westropp Roberts | 14 February 1895 |
| RR/24/60 | Referee's report by Alfred George Greenhill, on a paper 'Discontinuous fluid motion' by J G Leathem | 10 May 1917 |