| RefNo | Title | Date |
| EC/1917/09 | Nicholson, John William: certificate of election to the Royal Society | |
| IM/003321 | Nicholson, John William | nd |
| RR/26/145 | Referee's report by John William Nicholson, on a paper 'The diffraction of plane electromagnetic waves by a perfectly reflecting sphere' by F Puryer White and Thomas John I'Anson Bromwich | [August 1921] |
| NLB/58/473 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 11 May 1920 |
| RR/23/67 | Referee's report by Arthur Schuster, on a paper 'On the distribution of intensity in broadened spectrum lines' by John William Nicholson and Thomas Ralph Merton | 1916 |
| NLB/54/513 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, FRS | 6 June 1917 |
| NLB/40/362 | Copy letter from Joseph Larmor to J W Nicholson, Trinity College, Cambridge | 27 May 1909 |
| RR/23/68 | Referee's report by William Mitchinson Hicks, on a paper 'On the distribution of intensity in broadened spectrum lines' by John William Nicholson and Thomas Ralph Merton | 1916 |
| RR/27/82 | Referee's report by John William Nicholson, on a paper 'Constitution of the X-ray spectra belonging to the L series of the elements' by H Hirata | August 1922 |
| NLB/60/807 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Cahairman of the Mathematics Committee and FRS | 8 April 1921 |
| NLB/63/644 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society and FRS; to Professor [John William] Nicholson, FRS | 23 November 1922 |
| NLB/60/822 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 11 April 1921 |
| RR/23/61 | Referee's report by Arthur Schuster, on a paper 'On phenomena relating to the spectra of hydrogen and helium' by Thomas Ralph Merton and John William Nicholson | 1916 |
| RR/29/57 | Referee's report by John William Nicholson, on a paper 'Aberration diffraction effects' by G C Steward | January 1923 |
| NLB/58/198 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 25 March 1920 |
| NLB/54/573 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Messrs Harrison & Son | 22 June 1917 |
| RR/27/119 | Referee's report by Edmund Taylor Whittaker, on a paper 'Oblate spheroidal harmonics and their applications' by John William Nicholson | December 1922 |
| NLB/55/242 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Dr. J.R. Airey, c/o Professor [John William] Nicholson, FRS | 01 February 1918 |
| RR/25/31 | Referee's report by William Mitchinson Hicks, on a paper 'On intensity relations in the spectrum of helium' by Thomas Ralph Merton and John William Nicholson | [May 1918] |
| RR/25/15 | Referee's report by John William Nicholson, on a paper 'Electromagnetic integrals' by Alfred George Greenhill | [May 1918] |
| RR/26/55 | Referee's report by John William Nicholson, on a paper 'Atomic systems based on free electrons, both positive and negative, and their stability' by Richard Hargreaves | [November 1921] |
| RR/26/135 | Referee's report by John William Nicholson, on a paper 'On the free transverse vibrations of a uniform circular disc clamped at its centre; and on the effects of rotation' by Richard Vynne Southwell | [October 1921] |
| RR/28/44 | Referee's report by John William Nicholson, on a paper 'On the quantum theory of the simple Zeeman effect' by [Ali Moustafa] Mosharrafa | [November 1922] |
| RR/27/96 | Referee's report by John William Nicholson, on a paper 'The rotation of two circular cylinders in a viscous fluid' by George Barker Jeffery | January 1922 |
| NLB/63/118 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, FRS | 30 June 1922 |
| RR/33/107 | Referee's report by John William Nicholson, on a paper 'The diffraction method of measuring the diameters of erythrocytes' by W G Millar | November 1925 |
| RR/27/19 | Referee's report by John William Nicholson, on a paper 'The line of action of the resultant pressure in discontinuous fluid motion' by S Brodetsky | August 1922 |
| NLB/56/718 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, FRS; Kings College, Strand | 8 May 1919 |
| NLB/56/673 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, FRS; Kings College, Strand | 10 April 1919 |
| NLB/58/47 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 4 March 1920 |
| RR/22/85 | Referee's report by William Mitchinson Hicks, on a paper 'The band spectrum associated with helium' by John William Nicholson | May 1915 |
| NLB/58/690 | Copy letter from Edwin Deller, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 7 June 1920 |
| NLB/58/276 | Copy letter from Edwin Deller, Assistant Secretary of the Royal Society; to Professor [J W] Nicholson, Chairman of the Mathematics Committee and FRS | 15 April 1920 |
| RR/17/332 | Referee's report by Thomas John I'anson Bromwich, on a paper 'The bending of electric waves round a spherical obstacle' by John William Nicholson | 10 August 1908 |
| NLB/63/572 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, FRS | 08 November 1922 |
| NLB/58/747 | Copy letter from Edwin Deller, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 14 June 1920 |
| NLB/61/760 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to the Secretary of the Imperial College of Science and Technology; South Kensington | 21 October 1921 |
| NLB/58/585 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 27 May 1920 |
| NLB/59/524 | Copy letter from Edwin Deller, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 13 October 1920 |
| NLB/59/162 | Copy letter from Edwin Deller, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 22 July 1920 |
| NLB/61/759 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 20 October 1921 |
| NLB/59/527 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 13 October 1920 |
| NLB/59/706 | Copy letter from Edwin Deller, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and
FRS | 5 November 1920 |
| RR/27/72 | Referee's report by John William Nicholson, on a paper 'Dispersion formulae and the polarisation of scattered light: with application to hydrogen' by Thomas Henry Havelock | March 1922 |
| NLB/63/59 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society and FRS; to Professor [John William] Nicholson, FRS | 20 June 1922 |
| RR/27/18 | Referee's report by John William Nicholson, on a paper 'Discontinuous fluid motion past circular and elliptic cylinders' by S Brodetsky | October 1922 |
| NLB/60/6 | Copy letter from [James Hopwood Jeans,] Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 2 December 1920 |
| RR/26/25 | Referee's report by John William Nicholson, on a paper 'Eddy-current losses in cylindrical conductors, with special applications to the alternating current resistances of short coils' by S Butterworth | nd [1921] |
| RR/26/121 | Referee's report by John William Nicholson, on a paper 'A new optical property of biaxial crystals' by Chandrasekhara Venkata Raman and V S Tamma | [1921] |
| NLB/60/295 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 13 January 1921 |
| NLB/60/114 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 10 December 1920 |
| RR/27/24 | Referee's report by John William Nicholson, on a paper 'Series and other regularities in the spectrum of manganese' by Miguel A Catalan | March 1922 |
| NLB/60/351 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 21 January 1921 |
| NLB/60/427 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 3 February 1921 |
| NLB/60/777 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematical Society and FRS | 5 April 1921 |
| NLB/60/727 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 19 March 1921 |
| NLB/60/849 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 15 April 1921 |
| NLB/61/159 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William?] Nicholson, FRS | 26 May 1921 |
| NLB/61/387 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 30 June 1921 |
| NLB/57/101 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Sir Richard Tetley Glazebrook, FRS | 23 July 1919 |
| NLB/61/3 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 26 April 1921 |
| NLB/57/159 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to JH [James Hopwood] Jeans Esq, FRS, Chairman of the Mathematics Committee | 30 July 1919 |
| NLB/64/285 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, FRS | 7 March 1923 |
| RR/27/31 | Referee's report by John William Nicholson, on a paper 'The structure of the band spectrum of helium' by William Edward Curtis | January 1922 |
| NLB/61/204 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematical Society and FRS | 1 June 1921 |
| NLB/61/225 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematical Society and FRS | 2 June 1921 |
| NLB/61/272 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 13 June 1921 |
| NLB/62/46 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 23 November 1921 |
| NLB/61/414 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 4 July 1921 |
| NLB/57/557 | Copy letter from Sir James Hopwood Jeans, Secretary of the Royal Society; to Sir Frank [Watson] Dyson, FRS | 4 December 1919 |
| NLB/63/318 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Section Committee and FRS | 22 August 1922 |
| NLB/61/563 | Copy letter from [Alfred Hastings] White, Assistant Librarian of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 2 August 1921 |
| NLB/61/490 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 12 July 1921 |
| NLB/57/660 | Copy letter from Sir James Hopwood Jeans, FRS, Secretary of the Royal Society; to Professor JW [John William ] Nicholson, FRS, Chairman of the Mathematics Committee | 7 January 1920 |
| NLB/62/98 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 1 December 1921 |
| NLB/61/676 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 4 October 1921 |
| NLB/57/681 | Copy letter from TE James, Clerk of the Royal Society; to Professor [John William] Nicholson, FRS | 12 January 1920 |
| NLB/61/619 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 23 September 1921 |
| NLB/61/829 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 1 November 1921 |
| NLB/57/798 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Professor JW [John William] Nicholson, FRS, Chairman of the Mathematics Sectional Committee | 9 February 1920 |
| NLB/61/897 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 10 November 1921 |
| NLB/62/377 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 2 February 1922 |
| NLB/62/316 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 23 January 1922 |
| NLB/62/55 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 24 November 1921 |
| NLB/63/203 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society and FRS; to Professor [John William] Nicholson, FRS | 17 July 1922 |
| NLB/62/760 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 29 April 1922 |
| NLB/62/212 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 2 January 1922 |
| NLB/62/331 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 27 January 1922 |
| NLB/62/261 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 13 January 1922 |
| NLB/62/285 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 19 January 1922 |
| NLB/64/35 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, FRS | 22 January 1923 |
| NLB/62/364 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 1 February 1922 |
| NLB/62/681 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 6 April 1922 |
| NLB/57/845 | Copy letter from Sir James Hopwood Jeans, FRS, Secretary of the Royal Society; to Professor JW [John William] Nicholson, FRS | 21 February 1920 |
| NLB/62/534 | Copy letter from James Hopwood Jeans Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematical Society and FRS | 2 March 1922 |
| NLB/62/485 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 21 February 1922 |
| NLB/65/259 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, FRS | 1 October 1923 |
| NLB/62/571 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 15 March 1922 |
| NLB/62/904 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 2 June 1922 |
| NLB/62/597 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 21 March 1922 |
| 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/64/443 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, FRS | 12 April 1923 |
| NLB/62/640 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 30 March 1922 |
| NLB/63/435 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society and FRS; to Professor [John William] Nicholson, FRS | 13 October 1922 |
| NLB/63/176 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society and FRS; to Professor [John Williams] Nicholson, FRS | 11 July 1922 |
| NLB/62/835 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 17 May 1922 |
| NLB/62/878 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 25 May 1922 |
| NLB/63/47 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society and FRS; to Professor [John William] Nicholson, FRS | 17 June 1922 |
| NLB/62/892 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 29 May 1922 |
| NLB/62/913 | Copy letter from [John William] Nicholson, Chairman of the Mathematics Committee and FRS; to Professor [Horace] Lamb, FRS | 2 June 1922 |
| NLB/62 | New Letter Book volume 62, copy letters sent from Royal Society administration | 11 November 1921-10 June 1922 |
| NLB/57/244 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Sir Frank [Watson] Dyson, FRS, Chairman of the Mathematics Committee | 26 September 1919 |
| NLB/57/828 | Copy letter from Sir James Hopwood Jeans, FRS, Secretary of the Royal Society; to Professor JW [John William] Nicholson, FRS | 17 February 1920 |
| NLB/57/817 | Copy letter from Sir William Bate Hardy, FRS, Secretary of the Royal Society; to [John William] Nicholson, FRS | 13 February 1920 |
| NLB/57/691 | Copy letter from John M [Millar] Thomson, Chairman of the Library Committee of the Royal Society; to Professor JW [John William] Nicholson, FRS, Chairman of the Sectional Committee of Mathematics | 16 January 1920 |
| NLB/57/733 | Copy letter from Sir James Hopwood Jeans, FRS, Secretary of the Royal Society; to Professor JW [John William] Nicholson, FRS | 30 January 1920 |
| NLB/63/407 | Copy letter from unknown correspondent; to Professor [John William] Nicholson, FRS | 09 October 1922 |
| NLB/67/615 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, FRS | 31 January 1925 |
| NLB/63/677 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society and FRS; to Professor [John William] Nicholson, FRS | 30 November 1922 |
| NLB/63/717 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society and FRS; to Professor [John William] Nicholson, FRS | 07 December 1922 |
| NLB/63/25 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society and FRS; to Professor [John William] Nicholson, FRS | 15 June 1922 |
| NLB/64/836 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [Horace] Lamb [Chairman of the Mathematics Committee] FRS | 27 June 1923 |
| RR/31/33 | Referee's report by George Neville Watson, on a paper 'Spheroidal wave-functions' by John William Nicholson | [October 1924] |
| NLB/66/343 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to [Robert John Strutt] Lord Rayleigh, FRS | 12 April 1924 |
| NLB/64/678 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [Horace] Lamb [Chairman of the Mathematics Committee] FRS | 31 May 1923 |
| NLB/68/698 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir John Rose Bradford, KCMG, FRS | 19 October 1925 |
| NLB/66/349 | Copy letter from Francis Alexander Towle, Assistant Secretary and Librarian of the Royal Society; to [John William] Nicholson, FRS | 12 April 1924 |
| NLB/67/942 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, FRS | 22 April 1925 |
| RR/29/31 | Referee's report by Ralph Allen Sampson, on a paper 'On the theory and testing of right-angled prisms' by John William Nicholson and F J Cheshire | March 1923 |
| NLB/68/907 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, FRS | 26 November 1925 |
| NLB/66/457 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to [John William] Nicholson, FRS | 15 May 1924 |
| NLB/68/928 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir [Edward] Sharpey Schafer, FRS | 1 December 1925 |
| NLB/66/843 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Prof. [Sydney] Chapman | 24 July 1924 |
| NLB/68/427 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to the Secretary of the Imperial College of Science | 11 July 1925 |
| NLB/68/717 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, FRS | 21 October 1925 |
| NLB/68/927 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir John Rose Bradford, KCMG, FRS | 30 November 1925 |
| NLB/70/887 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [John William] Nicholson, FRS | 29 October 1927 |
| NLB/65/15 | Copy letter from [James Hopwood Jeans, Secretary of the Royal Society]; to Professor [John William] Nicholson, FRS | 13 July 1923 |
| NLB/67/525 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [Sydney] Chapman, FRS | 15 January 1925 |
| NLB/68/674 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [Sydney] Chapman, FRS | 8 October 1925 |
| NLB/63 | New Letter Book volume 63, copy letters sent from Royal Society administration | 10 June 1922-19 January 1923 |
| RR/23/107 | Referee's report by Samuel Walter Johnson Smith, on a paper 'On the magnetic shielding of large spaces, and its experimental measurement' by Ernest Wilson and John William Nicholson | 15 June 1916 |
| RR/25/32 | Referee's report by Arthur Schuster, on a paper 'On intensity relations in the spectrum of helium' by Thomas Ralph Merton and John William Nicholson | nd [1918] |
| RR/26/123 | Referee's report by John William Nicholson, on a paper 'Conical refraction in biaxial crystals I' by Chandrasekhara Venkata Raman and V S Tamma | nd [1921] |
| NLB/60/542 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 21 February 1921 |
| RR/26/20 | Referee's report by John William Nicholson, on a paper 'The equilibrium of a heavy beam under end-load' by Thomas John I'Anson Bromwich | [September 1921] |
| NLB/61/75 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematical Committee and FRS | 5 May 1921 |
| NLB/61/101 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 10 May 1921 |
| NLB/61/695 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 13 October 1921 |
| NLB/57/802 | Copy letter from Sir James Hopwood Jeans, FRS, Secretary of the Royal Society;to Professor JW [John William] Nicholson, FRS, Chairman of the Mathematics Sectional Committee | 9 February 1920 |
| NLB/66/387 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to [Robert John Strutt] Lord Rayleigh, FRS | 30 April 1924 |
| RR/31/32 | Referee's report by George Neville Watson, on a paper 'The electrification of two parallel circular discs' by John William Nicholson | [June 1924] |
| RR/24/96 | Referee's report by Samuel Walter Johnson Smith, on a paper 'On residual magnetism in relation to magnetic shielding' by Ernest Wilson and John William Nicholson | [March 1917] |
| NLB/58 | New Letter Book volume 58, copy letters sent from Royal Society administration | 28 February 1920-9 July 1920 |
| NLB/60/456 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 10 February 1921 |
| NLB/60 | New Letter Book volume 60, copy letters sent from Royal Society administration | 2 December 1920-26 April 1921 |
| NLB/61 | New Letter Book volume 61, copy letters sent from Royal Society administration | 26 April 1921-11 November 1921 |
| NLB/62/286 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [John William] Nicholson, Chairman of the Mathematics Committee and FRS | 19 January 1922 |
| NLB/66/517 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Prof. [Sydney] Chapman, FRS | 22 May 1924 |
| NLB/66/658 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to [Sydney] Chapman | 13 June 1924 |
| NLB/64 | New Letter Book volume 64, copy letters sent from Royal Society administration | 19 January 1923-11 July 1923 |
| NLB/57 | New Letter Book volume 57, copy letters sent from Royal Society administration | 27 June 1919-27 February 1920 |
| RR/26/100 | Referee's report by John William Nicholson, on two papers 'The physical meaning of spherical aberration' by L C Martin and 'Eddy-current losses in cylindrical conductors, with special applications to the alternating current resistances of short coils' by S Butterworth | 4 June 1921 |
| RR/29/50 | Referee's report by John William Nicholson, on a paper 'On the scattering of X- and Y- rays by rings of electrons. The effect of damping of the incident radiation' by George Adolphus Schott | May 1923 |
| RR/32/134 | Referee's report by Edmund Taylor Whittaker, on a paper 'Laplace's equation and surfaces of revolution' by D M Wrich and John William Nicholson | 10 February 1925 |
| RR/17/331 | Referee's report by John Edensor Littlewood, on a paper 'The bending of electric waves round a spherical obstacle' by John William Nicholson | 1908 |
| RR/25/21 | Referee's report by John William Nicholson, on a paper 'A critical study of spectral series.—Part V. The spectra of the monatomic gases' by William Mitchinson Hicks | [July 1918] |
| RR/25/33 | Referee's report by John William Nicholson, on a paper 'The constitution of the electron and a thoery of the motion of Faraday tubes' by Samuel Roslington Milner | [May 1919] |
| RR/26/38 | Referee's report by John William Nicholson, on a paper 'The atomic process in ferromagnetic Induction' by James Alfred Ewing | [August 1921] |
| RR/26/72 | Referee's report by John William Nicholson, on a paper 'On the velocity distribution function, and on the stresses in a non-uniform rarefied monatomic gas' by J E Jones | [January 1922] |
| RR/27/118 | Referee's report by George Neville Watson, on a paper 'Oblate spheroidal harmonics and their applications' by John William Nicholson | 24 January 1923 |
| RR/31/31 | Referee's report by Edmund Taylor Whittaker, on a paper 'The electrification of two parallel circular discs' by John William Nicholson | [May 1924] |
| AP/78/4 | Unpublished paper, 'The bending of electric waves round a spherical obstacle' by J W [John William] Nicholson | 1908 |