| RefNo | Title | Date |
| EC/1888/19 | Poynting, John Henry: certificate of election to the Royal Society | |
| MM/11/65 | 'Report on Experiment to determine the Mean Density of the Earth by the ordinary balance', by JH Poynting | 1887 |
| MM/17/92 | Letter from JH Poynting to Secretaries of the Royal Society | 24 June 1891 |
| MC/20/285 | Letter from [John Henry] Poynting, 10 Ampton Road, Edgbaston, Birmingham, to the Secretary of the Royal Society | 10 November 1905 |
| NLB/40/464 | Copy letter from Joseph Larmor to [John Henry] Poynting | 10 June 1909 |
| NLB/17/677 | Copy letter from Robert William Frederick Harrison, to Mr Collings | 6 December 1898 |
| NLB/41/470 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society | 21 December 1909 |
| NLB/3/283 | Copy letter from Herbert Rix, to Professor John Henry Poynting, Fellow of the Royal Society | 29 April 1889 |
| NLB/3/302 | Copy letter from Herbert Rix, to Professor John Henry Poynting, Fellow of the Royal Society | 3 May 1889 |
| NLB/5/466 | Copy letter from Herbert Rix, to Professor John Henry Poynting, Fellow of the Royal Society | 19 June 1891 |
| NLB/7/577 | Copy letter from Herbert Rix, to John Henry Poynting | 17 March 1893 |
| NLB/7/575 | Copy letter from Herbert Rix, to Lord Ralyeigh [John William Strutt] | 17 March 1893 |
| NLB/7/907 | Copy letter from Herbert Rix, to Messrs Harrison & Sons | 24 May 1893 |
| NLB/9/174 | Copy letter from Theodore E James, to Messrs Harrison & Sons | 10 April 1894 |
| NLB/13/312 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society | 23 July 1896 |
| NLB/13/318 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society | [24] July 1896 |
| NLB/13/297 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society | 22 July 1896 |
| NLB/13/298 | Copy letter from Robert William Frederick Harrison, to Richard Tetley Glazebrook | 22 July 1896 |
| RR/18/110 | Referee's report by John Henry Poynting, on a paper 'Preliminary note on a method of measuring colour-sensations by intermittent light, with description of an unfinished apparatus for the purpose' by George James Burch | 1911 |
| RR/16/120 | Referee's report by John Henry Poynting, on a paper 'The forces acting on a charged condensor moving through space' by Frederick Thomas Trouton and H R Noble | July 1903 |
| NLB/14/211 | Copy letter from Arthur William Rucker, to Richard Tetley Glazebrook, [Fellow of the Royal Society] | 22 January 1897 |
| RR/16/94 | Referee's report by Richard Tetley Glazebrook, on a paper 'Radiation in the Solar System. Its effect on temperature and its pressure on small bodies' by John Henry Poynting | July 1903 |
| NLB/14/364 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society | 24 February 1897 |
| RR/17/377 | Referee's report by John Henry Poynting, on a paper 'The osmotic pressures of calcium ferrocyande solutions, part II, weak solutions' by Randal Thomas Mowbray Berkeley, E G J Hartley and J Stephenson | February 1909 |
| NLB/14/443 | Copy letter from Arthur William Rucker, to John Henry Poynting, [Fellow of the Royal Society] | 12 March 1897 |
| RR/15/320 | Referee's report by John Henry Poynting, on a paper 'The movements of the flame in the explosion of gases' by Harold Baily Dixon | July 1902 |
| RR/16/93 | Referee's report by Joseph Larmor, on a paper 'Radiation in the Solar System. Its effect on temperature and its pressure on small bodies' by John Henry Poynting | July 1903 |
| RR/17/14 | Referee's report by John Henry Poynting, on a paper 'Ionic size in relation to the physical properties of aqueous solutions' by William Robert Bousfield | 18 February 1906 |
| RR/20/101 | Referee's report by John Henry Poynting, on a paper 'The influence of molecular constitution and temperature on magnetic susceptibility' by A E Oxley | 6 January 1914 |
| RR/16/200 | Second referee's report by John Henry Poynting, on a paper 'The effects of changes of temperature on the modulus of torsional rigidity of metal wires' by Frank Horton | 25 May 1904 |
| RR/16/272 | Referee's report by John Henry Poynting, on a paper 'Ionic sizes in relation to the conductivity of electrolytes' by W R Bonsfield | March 1905 |
| RR/16/377 | Referee's report by H Sand, on a paper 'The role of diffucion in the catalysis of hydrogen peroxide by colloidal platinum' by George Senter | 14 March 1905 |
| RR/17/337 | Referee's report by John Henry Poynting on a paper 'The osmotic pressure of compressible solutions of any degree of concentration, part II' by Alfred William Porter | April 1908 |
| RR/17/313 | Referee's report by Frank Watson Dyson, on a paper 'Lines of unknown origin in celestial spectra' by Joseph Norman Lockyer and F E Baxandall | 13 October 1908 |
| RR/17/13 | Letter from John Henry Poynting, to Joseph Larmor, on a paper 'Ionic size in relation to the physical properties of aqueous solutions' by William Robert Bousfield | [February 1906] |
| NLB/15/674 | Copy letter from Arthur William Rucker, to Richard Tetley Glazebrook, Fellow of the Royal Society | 15 November 1897 |
| NLB/17/266 | Copy letter from Robert William Frederick Harrison, to Professor Arthur William Rucker, [Secretary, Royal Society] | 27 September 1898 |
| NLB/17/275 | Copy letter from Robert William Frederick Harrison, to Richard Tetley Glazebrook, Fellow of the Royal Society | 29 September 1898 |
| NLB/17/719 | Copy letter from Arthur William Rucker, to Professor John Henry Poynting, [Fellow of the Royal Society], and P L Gray | [9 December 1898] |
| NLB/17/459 | Copy letter from Arthur William Rucker, to Richard Tetley Glazebrook, Fellow of the Royal Society | 3 November 1898 |
| NLB/19/27 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society | 5 June 1899 |
| NLB/19/312 | Copy letter from Robert William Frederick Harrison, to Professors Joseph John Thomson and Professor Arthur Schuster, [Fellows of the Royal Society] | 2 August 1899 |
| NLB/19/445 | Copy letter from Robert William Frederick Harrison, to Professor Joseph John Thomson, Fellow of the Royal Society | 5 October 1899 |
| NLB/23/2/405 | Copy letter from Joseph Larmor, to Professor John Henry Poynting, Fellow of the Royal Society | 11 December 1903 |
| NLB/24/773 | Copy telegram from Royal Society, to [John Henry] Poynting, 10 Ampton Road, Edgbaston, Birmingham | [July 1902] |
| NLB/29/717 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society | 30 November 1904 |
| NLB/30/531 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society | 10 April 1905 |
| NLB/28/537 | Copy letter from Joseph Larmor, to Professor John Henry Poynting, Fellow of the Royal Society | 25 March 1904 |
| NLB/28/656 | Copy letter from Joseph Larmor, to Professor John Henry Poynting, [Fellow of the Royal Society] | 28 April 1904 |
| NLB/28/831 | Copy letter from Joseph Larmor, to John Henry Poynting, Fellow of the Royal Society | 2 June 1904 |
| NLB/31/235 | Copy letter from Joseph Larmor, to John Henry Poynting, [Fellow of the Royal Society] | 12 July 1905 |
| NLB/31/701 | Copy letter from Archibald Geikie, to Professor Charles Scott Sherrington and Professor John Henry Poynting, Fellows of the Royal Society | 2 November 1905 |
| NLB/31/906 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society | 5 December 1905 |
| NLB/31/747 | Copy letter from Archibald Geikie, to Sir John Henry Poynting, Fellow of the Royal Society | 8 November 1905 |
| NLB/34/662 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society | 23 February 1907 |
| NLB/32/456 | Copy letter from Robert William Frederick Harrison, to Hugh Longbourne Callendar, Chairman of the Physics and Chemistry Committee | 13 March 1906 |
| NLB/35/545 | Copy letter from Joseph Larmor, to John Henry Poynting, [Fellow of the Royal Society] | 11 June 1907 |
| NLB/37/356 | Copy letter from Robert William Frederick Harrison to Professor J H Poynting, Fellow of the Royal Society | 6 March 1908 |
| NLB/37/881 | Copy Letter from Joseph Larmor to Professor J H Poynting | 28 May 1908 |
| NLB/38/275 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society | 8 July 1908 |
| NLB/38/201 | Copy letter from Joseph Larmor, to John Henry Poynting, Fellow of the Royal Society | [June 1908] |
| NLB/39/612 | Copy letter from Robert William Frederick Harrison to Professor J [John] H [Henry] Poynting, Fellow of the Royal Society, Chairman of the Physics & Chemistry Sectional Committee | 13 February 1909 |
| NLB/39/432 | Copy letter from Robert William Frederick Harrison to Professor J [John] H [Henry] Poynting, Fellow of the Royal Society | 21 January 1909 |
| NLB/39/461 | Copy letter from Robert William Frederick Harrison to Professor J [John] H [Henry] Poynting, Fellow of the Royal Society | 23 January 1909 |
| NLB/40/210 | Copy letter from Robert William Frederick Harrison to Professor J [John] H [Henry] Poyting FRS, Chairman of the Physics and Chemistry Committee | 3 May 1909 |
| NLB/41/181 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society | 28 October 1909 |
| NLB/42/83 | Copy letter from Robert William Frederick Harrison to Professor J [John] H [Henry] Poynting FRS | 22 March 1910 |
| NLB/40/500 | Copy letter from Robert William Frederick Harrison to Professor J [John] H [Henry] Poynting FRS | 16 June 1909 |
| NLB/40/578 | Copy letter from Robert William Frederick Harrison to Professor J [John] H [Henry] Poynting FRS | 29 June 1909 |
| NLB/40/665 | Copy letter from Robert William Frederick Harrison to Professor J [John] H [Henry] Poynting FRS, Chairman of the Physics and Chemistry Committee | 15 July 1909 |
| NLB/41/50 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society, Chairman of the Physics and Chemistry Committee | 4 October 1909 |
| NLB/42/128 | Copy letter from Robert William Frederick Harrison to Profesor J [John] H [Henry] Poynting FRS | 7 April 1910 |
| NLB/42/62 | Copy letter from Robert William Frederick Harrison to Dr W [William] N [Napier] Shaw FRS | 18 March 1910 |
| NLB/42/245 | Copy letter from John Rose Bradford, Secretary RS [Secretary of the Royal Society] to Sir H Llewellyn Smith, KBC, Permanent Secretary, Marine Department of the Board of Trade, 7 Whitehall Gardens, SW | 29 April 1910 |
| NLB/41/364 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society | 30 November 1909 |
| NLB/42/531 | Copy letter from Robert William Frederick Harrison to Professor J [John] H [Henry] Poynting FRS | 28 June 1910 |
| NLB/42/547 | Copy letter from Robert William Frederick Harrison to Professor J [John] H [Henry] Poynting FRS | 4 July 1910 |
| NLB/44/341 | Copy letter from Robert William Frederick Harrison to Professor [John Henry] Poynting FRS | 20June 1911 |
| NLB/44/664 | Copy letter from Robert William Fredercik Harrison to Proefssor J [John] H [Henry] Poynting FRS | 12 October 1911 |
| NLB/44/634 | Copy letter from Robert William Frederick Harrison to Professor J [John] H [Henry] Poynting FRS | 5 October 1911 |
| NLB/45/132 | Copy letter from Robert William Frederick Harrison to Professor J [John] H [Henry] Poynting FRS | 3 January 1912 |
| NLB/45/282 | Copy letter from Joseph Larmor to [John Henry] Poynting | 1 February 1912 |
| NLB/45/15 | Copy letter from Robert William Frederick Harrison to Professor J [John] H [Henry] Poynting FRS | 5 December 1911 |
| NLB/48/256 | Copy letter from Robert William Frederick Harrison, to Professor [John Henry] Poynting, Fellow of the Royal Society | 5 June 1913 |
| NLB/47/802 | Copy letter from Robert William Frederick Harrison to Professor J [John] H [Henry] Poynting FRS | 15 April 1913 |
| NLB/52/271 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Dr. Charles Chree, FRS | 1 November 1915 |
| NLB/52/574 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Sir Oliver Joseph Lodge, FRS | 18 January 1916 |
| RR/17/314 | Referee's report by John Henry Poynting, on a paper 'Measurement of ratatory dispersive power in the visible and ultra-violet regions of the spectrum' by N Lowry | November 1908 |
| RR/17/426 | Referee's report by Joseph Larmor, on a paper 'On pressure perpendicular to the shear planes in finite pure shears, and on the lengthening of loaded wires when twisted' by John Henry Poynting | May 1909 |
| RR/20/1 | Referee's report by John Henry Poynting, on a paper 'A case of abnormal trichromatic colour vision due to a shift in the spectrum of the green-sensation curve' by William de Wiveleslie Abney and W Watson | July 1913 |
| MS/928/2/127 | Letter from John Henry Poynting, Alvechurch, to Charles Vernon Boys | 28 January 1901 |
| RR/9/234 | Referee's report by William Thomson, Lord Kelvin, on a paper 'On the transfer of energy in the electromagnetic field' by John Henry Poynting | 11 April 1884 |
| RR/13/140 | Referee's report by John Henry Poynting, on a paper 'Magnetization of liquids' by John Sealy Edward Townsend | 1896 |
| RR/11/30 | Referee's report by John Henry Poynting, on a paper 'Re-determination of the mass of a cubic inch of distilled water' by H J Chaney | 4 February 1891 |
| RR/18/173 | Referee's report by John Henry Poynting, on a paper 'On vapour pressure of concentrated aqueous solutions' by Edgar Philip Perman and T W Price | December 1911 |
| RR/11/78 | Referee's report by William Grylls Adams, on a paper 'On a determination of the mean density of the Earth and the gravitation constant by means of the common balance' by John Henry Poynting | 1891 |
| RR/13/221 | Referee's report by John Henry Poynting, on a paper 'Experiments on the absence of mechanical connexion between ether and matter' by Oliver Joseph Lodge | 7 February 1897 |
| RR/12/63 | Referee's report by John Henry Poynting, on a paper 'On the Newtonian constant of gravitation' by Charles Vernon Boys | 16 July 1894 |
| RR/13/238 | Referee's report by John Henry Poynting, on a paper 'On contact electricity of metals' by J Erskine Murray | 27 February 1898 |
| RR/13/139 | Referee's report by John Henry Poynting, on a paper 'Magnetization of liquids' by John Sealy Edward Townsend | 12 July 1896 |
| RR/13/199 | Referee's report by John Henry Poynting, on a paper 'On the relation between magnetic stress and magnetic deformation in nickel' by E Taylor Jones | 8 March 1897 |
| RR/18/68 | Referee's report by Joseph Larmor, on a paper 'The pressure of light against the source: the recoil from light' by John Henry Poynting | 15 January 1910 |
| RR/20/30 | Referee's report by John Henry Poynting, on a paper 'On the refraction and dispersion of gaseous nitrogen peroxide' by Clive Cuthbertson | August 1913 |
| RR/17/441 | Referee's report by John Henry Poynting, on a paper 'Sensitive micro-balances and a new method of weighing minute quantities' by Bertram D Steele and Kerr Grant | June 1909 |
| RR/9/235 | Referee's report by William Grylls Adams, on a paper 'On the transfer of energy in the electromagnetic field' by John Henry Poynting | 10 June 1884 |
| RR/18/85 | Referee's report by John Henry Poynting, on a paper 'A determination of the ratio of mass to weight for a radioactive substance' by L Southerns | July 1910 |
| RR/16/378 | Referee's report by John Henry Poynting, on a paper 'The role of diffucion in the catalysis of hydrogen peroxide by colloidal platinum' by George Senter | 16 March 1905 |
| RR/14/87 | Referee's report by Charles Vernon Boys, on a paper 'An experiment in search of a directive action of one quartz crystal on another' by John Henry Poynting and P L Gray | 27 October 1898 |
| RR/14/86 | Referee's report by George Francis Fitzgerald, on a paper 'An experiment in search of a directive action of one quartz crystal on another' by John Henry Poynting and P L Gray | 24 October 1898 |
| RR/14/257 | Referee's report by John Henry Poynting, on a paper 'The diffusion of ions into gases' by John Sealy Edward Townsend | 10 June 1899 |
| MM/11/64 | Letter from JH Poynting, Birmingham, to the Royal Society | 23 April 1887 |
| NLB/16/210 | Copy letter from Robert William Frederick Harrison, to Professor [Arthur] Schuster | 22 February 1898 |
| NLB/17/369 | Copy letter from Robert William Frederick Harrison, to Professor George Francis Fitzgerald, Fellow of the Royal Society | 19 October 1898 |
| NLB/19/831 | Copy letter from Arthur William Rucker, to Professor George Carey Foster, Fellow of the Royal Society | 3 January 1900 |
| NLB/43/543 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society | 7 February 1911 |
| NLB/43/500 | Copy letter from Robert William Frederick Harrison, to Professor John Henry Poynting, Fellow of the Royal Society | 30 January 1911 |
| RR/20/154 | Referee's report by John Henry Poynting, on a paper 'On the luminosity curves of persons having normal and abnormal colour vision' by W Watson | March 1913 |
| RR/19/98 | Referee's report by John Henry Poynting, on a paper 'Contributions to the study of flicker. -Paper III' by T C Porter | [January 1912] |
| RR/12/405 | Referee's report by John Henry Poynting, on a paper 'On the velocities of the ions' by William Cecil Dampier Whetham | 28 May 1895 |
| RR/11/51 | Referee's report by John Henry Poynting, on a paper 'On the forces, stresses, and fluxes of energy in the electromagnetic field' by Oliver Heaviside | 7 September 1891 |
| NLB/10/7 | Copy letter from Michael Foster, to The Secretaries, Königliche Gesellschaft der Wissenschaften zu Göttingen | 20 August 1894 |
| NLB/39/718 | Copy letter from Robert William Frederick Harrison to Professor J [John] H [Henry] Poynting, Fellow of the Royal Society, Chairman of the Physics & Chemistry Sectional Committee | 26 February 1909 |
| RR/17/162 | Referee's report by John Henry Poynting, on a paper 'On the dispersion in artificial double refraction' by Louis Napoleon George Filon | 5 March 1907 |
| RR/9/301 | Referee's report by Joseph John Thomson, on a paper 'On the connexion between electric current and the electric and magnetic inductions in the surrounding field' by John Henry Poynting | 17 July 1885 |
| MDA/C/12/1/10 | Letter from John Henry Poynting, Foxhill, Alvechurch, to the Secretaries of the Royal Society | 16 February 1895 |
| RR/16/199 | Referee's report by John Henry Poynting, on a paper 'The effects of changes of temperature on the modulus of torsional rigidity of metal wires' by Frank Horton | April 1904 |
| MC/14/334 | Letter from [John Henry] Poynting, Birmingham, to [Michael] Foster, Secretary of the Royal Society | 12 June 1888 |
| AP/70/6/1 | Manuscript, 'On the Leicester [England] earthquake of August 4, 1893' by Charles Davison | 1894 |
| AP/70/6 | Paper, 'On the Leicester [England] earthquake of August 4, 1893' by Charles Davison | 1894 |
| RR/14/249 | Referee's report by John Henry Poynting, on a paper 'On a quartz thread gravity balance' by Richard Threlfall and James Arthur Pollock | 8 May 1899 |
| RR/8/131 | Referee's report by Charles William Siemens, on a paper 'On a method of using the balance with great delicacy, and on its employment to determine the mean density of the Earth' by John Henry Poynting | 22 July 1878 |
| RR/8/132 | Referee's report by George Gabriel Stokes, on a paper 'On a method of using the balance with great delicacy, and on its employment to determine the mean density of the Earth' by John Henry Poynting | 30 October 1878 |
| RR/9/300 | Referee's report by John Hopkinson, on a paper 'On the connexion between electric current and the electric and magnetic inductions in the surrounding field' by John Henry Poynting | 19 May 1885 |
| RR/12/27 | Referee's report by John Henry Poynting, on a paper 'On the thickness and electrical resistance of thin liquid films' by Arnold William Reinold and Arthur William Rucker | 16 April 1893 |
| RR/13/276 | Referee's report by John Henry Poynting, on a paper 'Some experiments with cathode rays' by Alan Archibald Campbell Swinton | 15 March 1897 |
| RR/17/450 | Referee's report by John Henry Poynting on a paper, 'A wave-length comparator for standards of length: An instrument for fine measurement in wave-lengths of light. - With an appendix on the use of wave-length rulings as defining lines on standards of length' by Alfred Edwin Howard Tutton | June 1909 |
| RR/18/61 | Referee's report by John Henry Poynting, on a paper 'Observations on the anomalous behaviour of delicate balances and an account of devices for increasing accuracy in weighings' by J J Manley | July 1910 |
| RR/20/80 | Referee's report by John Henry Poynting, on a paper 'On the diffraction of light by particles comparable with the wave-length' by Bernard Augustus Keen and Alfred William Porter | October 1913 |
| AP/70/4 | Unpublished paper, 'On the straining of Earth due to secular cooling' by Charles Davison | 1894 |
| RR/12/396 | Referee's report by John Henry Poynting, on four papers 'Argon, a new constituent of the atmosphere' by John William Strutt, 3rd Baron Rayleigh and William Ramsay, 'The liquefaction and solidification of argon' by K Olszewski, 'On the spectra of argon' by William Crookes, 'On the spark spectrum of argon as it appears in the spark spectrum of air' by Walter Noel Hartley, and a letter from George Francis Fitzgerald to John William Strutt, Lord Rayleigh | 18 February 1895 |
| MC/16/154 | Letter from [Charles Vernon] Boys and [John Henry] Poynting Foxhill, Alvechurch, to Professor [Michael] Foster | 11 October 1894 |
| MC/16/155 | 'Report of the delegates of the Royal Society to the conference on the measurement of gravity held at Innsbruck in September 1894' by [Charles Vernon] Boys and [John Henry] Poynting | 1894 |
| MC/14/7 | Letter from John Henry Poynting, Birmingham, to the Secretary of the Royal Society | 21 January 1885 |
| MC/14 | Volume 14 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1885-1888 |
| MC/16 | Volume 16 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1893-1896 |
| MC/20 | Volume 20 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1905 |
| MC/17 | Volume 17 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1897-1899 |
| MC/20/284 | Letter from [John Henry] Poynting, 10 Ampton Road, Edgbaston, Birmingham, to Sir [Archibald] Geikie | 4 November 1904 |
| MC/20/370 | Note from [William Napier] Shaw | [1905] |