| RefNo | Title | Date |
| MM/15/76 | A note on the variation in common herring by WFR Weldon, for the Evolution Committee of the Royal Society | c.1894 |
| MM/15/92 | Letter from WFR Weldon to R Harrison | 2 March 1897 |
| MM/15/91 | Letter from WFR Weldon to R Harrison | 18 February 1897 |
| MM/15/97 | Letter from WFR Weldon to Michael Foster | 12 January 1900 |
| MM/15/89 | Letter from WFR Weldon to Francis Galton | 15 January 1894 |
| MM/15/90 | Letter from WFR Weldon to Francis Galton | 22 January 1894 |
| MM/15/78 | Draft of a printed circular letter by WFR Weldon, on a resolution passed by the Evolution Committee of the Royal Society | February 1897 |
| MM/15/98 | Letter from WFR Weldon to the Assistant Secretary of the Royal Society | 20 January 1900 |
| MM/15/82 | Copy of an excerpt from the minutes of the Royal Society's Evolution Committee | 15 February 1900 |
| MM/15/85 | Letter from WFR Weldon to Francis Galton, on the Evolution Committee of the Royal Society | 27 November 1893 |
| NLB/32/351 | Copy letter from Robert William Frederick Harrison, to Professor Frank Walter Raphael Weldon, Fellow of the Royal Society, Zoology Committee | 26 February 1906 |
| NLB/4/727 | Copy letter from Theodore E James, to Reverend Dr John Kerr, Isaac Roberts, Jethro Justinian Harris Teall, Richard Thorne Thorne, and Walter Frank Raphael Weldon | 9 October 1890 |
| NLB/6/505 | Copy letter from Herbert Rix, to Professor Walter Frank Raphael Weldon, Fellows of the Royal Society | 26 May 1892 |
| NLB/5/185 | Copy letter from Herbert Rix, to Messrs Drake & Gorham, 2 Princes Mansions, S.W. | 10 April 1891 |
| NLB/5/217 | Copy letter from Herbert Rix, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 16 April 1891 |
| NLB/5/375 | Copy letter from Theodore E James, to Messrs Harrison & Sons | 1 June 1891 |
| NLB/5/381 | Copy letter from Herbert Rix, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 1 June 1891 |
| NLB/5/447 | Copy letter from Herbert Rix, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 12 June 1891 |
| NLB/5/518 | Copy letter from Herbert Rix, to Professor Walter Frank Raphael Weldon, 30 Wimpole Street, W | 6 July 1891 |
| NLB/7/543 | Copy letter from Herbert Rix, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 10 March 1893 |
| NLB/10/781 | Copy letter from Herbert Rix, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 4 February 1895 |
| NLB/10/450 | Copy letter from Herbert Rix, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 26 November 1894 |
| NLB/10/353 | Copy letter from Herbert Rix, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 12 November 1894 |
| NLB/10/878 | Copy letter from Herbert Rix, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 25 February 1895 |
| NLB/17/742 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 14 December 1898 |
| NLB/9/394 | Copy letter from Herbert Rix, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 11 May 1894 |
| NLB/11/70 | Copy letter from Herbert Rix, to Professor Alfred Newton, Fellow of the Royal Society | 10 April 1895 |
| NLB/9/563 | Copy letter from Herbert Rix, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 5 June 1894 |
| NLB/9/450 | Copy letter from Herbert Rix, to Edward Jeremiah Bles, Marine Biological Laboratory, Plymouth | 19 May 1894 |
| NLB/5/268 | Copy letter from Herbert Rix, to Walter Frank Raphael Weldon, [Fellow of the Royal Society] | 24 April 1891 |
| NLB/14/239 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 1 February 1897 |
| NLB/14/728 | Copy letter from Robert William Frederick Harrison, to Professor Edwin Ray Lankester, Fellow of the Royal Society | 4 May 1897 |
| RR/15/9 | Referee's report by Walter Frank Raphael Weldon, on a paper 'On the correlation between duration of life and the numbers of offspring' by M Beeton, George Udney Yule and Karl Pearson | 22 May 1900 |
| NLB/18/652 | Copy letter from Theodore E James, to Messrs Harrison & Sons | 17 April 1899 |
| RR/15/138 | Referee's report by Walter Frank Raphael Weldon, on a paper 'The association of attributes in statistics, with examples from the material of the Childhood Society, etc' on a paper by George Udny Yule | December 1899 |
| NLB/28/207 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 30 January 1904 |
| NLB/15/97 | Copy letter from Robert William Frederick Harrison, to William Turner Thiselton-Dyer, Fellow of the Royal Society | 25 June 1897 |
| NLB/16/48 | Copy letter from Robert William Frederick Harrison, to Professor Weldon | 19 January 1898 |
| NLB/16/144 | Copy letter from Robert William Frederick Harrison, to Professor Ray E Lankester, Fellow of the Royal Society | 9 February 1898 |
| NLB/17/48 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 8 July 1898 |
| NLB/16/139 | Copy letter from Robert William Frederick Harrison, to Professor Weldon, Fellow of the Royal Society | 8 February 1898 |
| NLB/16/581 | Copy letter from Robert William Frederick Harrison, to W F R Weldon, Fellow of the Royal Society | 3 May 1898 |
| NLB/17/231 | Copy letter from Theodore E James, to Professor Walter Frank Raphael Weldon, [Fellow of the Royal Society] | 12 September 1898 |
| NLB/19/56 | Copy telegram from an unknown correspondent, to Walter Frank Raphael Weldon, [Fellow of the Royal Society], 8 St Aldate's Oxford | [June 1899] |
| NLB/17/503 | Copy letter from Michael Foster, to Archibald Geikie, [Fellow of the Royal Society] | 11 November 1898 |
| NLB/17/665 | Copy letter from Theodore E James, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 8 December 1898 |
| NLB/16/869 | Copy letter from Robert William Frederick Harrison, to Professor W F R Weldon, Fellow of the Royal Society | 22 June 1898 |
| NLB/18/229 | Copy letter from Robert William Frederick Harrison, to Professor [W F R] Weldon, Fellow of the Royal Society | 8 February 1899 |
| NLB/18/449 | Copy letter from Robert William Frederick Harrison, to Professor [W F R] Weldon, Fellow of the Royal Society | 13 March 1899 |
| NLB/19/628 | Copy letter from Theodore E James, to Messrs Harrison & Sons | 13 December 1899 |
| NLB/19/767 | Copy letter from Robert William Frederick Harrison, to Professor Andrew Russell Forsyth, Fellow of the Royal Society | 13 December 1899 |
| NLB/18/776 | Copy letter from Robert William Frederick Harrison, to Professor Michael Foster, Secretary [of the Royal Society] | 10 May 1899 |
| NLB/20/449 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 26 April 1900 |
| NLB/20/538 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 17 May 1900 |
| NLB/20/305 | Copy letter from Robert William Frederick Harrison, to Adam Sedgwick, Fellow of the Royal Society | 17 March 1900 |
| NLB/22/28 | Copy letter from Sir Michael Foster, to Professor [Walter Frank Raphael] Weldon, Fellow of the Royal Society | 14 February 1901 |
| NLB/23/2/185 | Copy letter from unknown correspondent, to The Editors 'Biometrika' (Professor Walter Frank Raphael Weldon, Fellow of the Royal Society and Karl Pearson, Fellow of the Royal Society) | 9 April 1902 |
| NLB/29/74 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 30 June 1904 |
| NLB/30/153 | Copy letter from Robert William Frederick Harrison, to Walter Frank Raphael Weldon, Fellow of the Royal Society, Chairman of the Zoology Committee | 4 February 1905 |
| NLB/30/17 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 17 January 1905 |
| NLB/28/187 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society, Chairman of the Zoology Sectional Committee | 27 January 1904 |
| NLB/30/273 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society, Chairman of the Zoology Committee | 22 February 1905 |
| NLB/28/246 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 4 February 1904 |
| NLB/28/300 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 13 February 1904 |
| NLB/30/247 | Copy letter from Archibald Geikie, to Professor Walter Frank Raphael Weldon, [Fellow of the Royal Society] | 20 February 1905 |
| NLB/30/466 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 28 March 1905 |
| NLB/30/527 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society, Chairman of the Zoology Committee, | 8 April 1905 |
| NLB/29/323 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 22 September 1904 |
| NLB/30/734 | Copy letter from Archibald Geikie, to Professor [Walter Frank Raphael] Weldon, [Fellow of the Royal Society] | 15 May 1905 |
| NLB/29/613 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 14 November 1904 |
| NLB/28/864 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 7 June 1904 |
| NLB/31/115 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society, Chairman of the Zoology Sectional Committee | 26 June 1905 |
| NLB/29/819 | Copy letter from Robert William Frederick Harrison, to Walter Frank Raphael Weldon, Fellow of the Royal Society | 14 December 1904 |
| NLB/28/904 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 13 June 1904 |
| NLB/32/63 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 20 December 1905 |
| NLB/31/537 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society, Chairman of the Zoology Sectional Committee | 7 October 1905 |
| NLB/32/146 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 15 January 1906 |
| NLB/32/145 | Copy letter from Robert William Frederick Harrison, to Professor Joseph Larmor, Secretary, Royal Society | [15 January 1906] |
| NLB/31/636 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society, Chairman of the Physiology Sectional Committee | 23 October 1905 |
| NLB/32/226 | Copy letter from Joseph Larmor, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 1 February 1906 |
| NLB/31/663 | Copy letter from Robert William Frederick Harrison, to Walter Frank Raphael Weldon, Fellow of the Royal Society | 27 October 1905 |
| NLB/31/838 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 22 November 1905 |
| NLB/32/328 | Copy letter from Sir Archibald Geikie, to Professor Walter Frank Raphael Weldon, [Fellow of the Royal Society] | 21 February 1906 |
| NLB/32/399 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society, Chairman of the Zoology Sectional Committee | 5 March 1906 |
| NLB/32/457 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society, Chairman of the Zoology Committee | 13 March 1906 |
| NLB/32/496 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society, Chairman of the Zoology Sectional Committee | 20 March 1906 |
| NLB/32/607 | Copy letter from Robert William Frederick Harrison, to [Messrs Harrison & Sons] | 23 April 1906 |
| NLB/29/915 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society, Chairman of the Zoology Committee | 11 January 1905 |
| NLB/32/738 | Copy letter from Archibald Geikie, to Professor Karl Pearson, 7 Well Road, Hampstead, N.W. | 18 May 1906 |
| NLB/32/739 | Copy letter from Archibald Geikie, to Arthur Everett Shipley, Fellow of the Royal Society, Christ's College, Cambridge | 18 May 1906 |
| NLB/32/737 | Copy letter from Archibald Geikie, to Professor Sydney John Hickson, Fellow of the Royal Society, Ellesmere House, Withington, Manchester | 18 May 1906 |
| RR/11/93 | Referee's report by Walter Frank Raphael Weldon, on a paper 'A new mode of respiration in the myriapoda' by F G Sinclair | 4 October 1891 |
| RR/11/245 | Referee's report by Walter Frank Rafael Weldon, on a paper 'On the coloration of the skins of fishes, especially of pleuronectidae' by J T Cunningham and C A MacMunn | 1893 |
| RR/11/50 | Referee's report by Walter Frank Raphael Weldon, on a paper 'On some histological features and physiological properties of the post-œsophageal nerve cord of the crustacea' by William Bate Hardy | 20 July 1891 |
| RR/12/399 | Referee's report by Walter Frank Raphael Weldon, on a paper 'The effect of environment on the development of echinoderm larvae: an experimental inquiry into the causes of variation' by H M Vernon | 30 January 1895 |
| RR/14/101 | Referee's report by Walter Frank Raphael Weldon, on a paper 'The relations between the hybrid and parent forms of echinoid larvae' by H M Vernon | 6 June 1898 |
| RR/13/261 | Referee's report by Walter Frank Raphael Weldon, on a paper 'On a discontinuous variation occurring in Biscutella lævigata' by Edith R Saunders | 15 July 1897 |
| RR/13/172 | Referee's report by Frank Evers Beddard and Walter Frank Raphael Weldon, on a paper 'Fragmentation in lineus gesserensis' by Alexander Crum Brown | 16 February 1897 |
| RR/14/186 | Referee's report by Walter Frank Raphael Weldon, on a paper 'The the external features the development of Lepidosiren paradoxa, Fitz' by John Graham Kerr | nd [May 1899] |
| RR/12/53 | Referee's report by Walter Frank Raphael Weldon, on a paper 'On the structure and affinities of Heliopora coerulea, Pallas. With some observations on the structure of Xenia and Heteroxenia' by Gilbert Charles Bourne | 8 August 1894 |
| EC/1890/16 | Weldon, Walter Frank Raphael: certificate of election to the Royal Society | |
| MM/15/77 | A printed circular letter by WFR Weldon, on a resolution passed by the Evolution Committee of the Royal Society | February 1897 |
| NLB/5/184 | Copy letter from Herbert Rix, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society, University College | 10 April 1891 |
| NLB/10/334 | Copy letter from Herbert Rix, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 10 November 1894 |
| NLB/9/205 | Copy letter from Herbert Rix, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 16 April 1894 |
| RR/16/368 | Memoranda from Robert William Frederick Harrison, and reply from Walter Frank Raphael Weldon, on a paper 'The function of sex' by G Archdall Reid | 7 October 1905 |
| NLB/17/236 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 17 September 1898 |
| NLB/19/48 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 9 June 1899 |
| NLB/18/187 | Copy letter from Robert William Frederick Harrison, to Professor Herdman | 2 February 1899 |
| NLB/19/855 | Copy letter from Robert William Frederick Harrison, to Professor Andrew Russell Forsyth, Fellow of the Royal Society | 8 January 1900 |
| NLB/20/278 | Copy letter from Arthur William Rucker, to William Abbott Herdman, [Fellow of the Royal Society] | 12 March 1900 |
| NLB/30/274 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 22 February 1905 |
| NLB/30/724 | Copy letter from Archibald Geikie, to Professor [Walter Frank Raphael] Weldon, [Fellow of the Royal Society] | 12 May 1905 |
| RR/16/174 | Referee's report by Walter Frank Raphael Weldon, on a paper 'Experimental Studies in the Physiology of Heredity' by William Bateson, E R Saunders and Reginald Crundall Punnett | 9 October 1904 |
| RR/12/179 | Referee's report by Walter Frank Raphael Weldon, on a paper 'Contributions to the life-history of the foraminifera' by Joseph Jackson Lister | 10 July 1894 |
| MM/15/73 | 'Evolution Commitee of the Royal Society' | 1897 |
| NLB/7/61 | Copy letter from Herbert Rix, to Professor Michael Foster | 18 November 1892 |
| NLB/20/470 | Copy letter from Robert William Frederick Harrison, to William Abbott Herdman, Fellow of the Royal Society | 30 April 1900 |
| NLB/32/509 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society, Chairman of the Zoology Sectional Committee | 22 March 1906 |
| RR/12/320 | Referee's report by Walter Frank Raphael Weldon, on a paper 'On the evolution of the vertebral column of amphibia and amuivta' by Hans Friedrich Gadow | 26 October 1893 |
| NLB/30 | New Letter Book volume 30, copy letters sent from Royal Society administration | 14 January 1905-6 June 1905 |
| MDA/C/12/1/4 | Letter from Walter Frank Raphael Weldon, 30A Wimpole Street, to the Secretaries of the Royal Society | 12 February 1895 |
| NLB/32/69 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society, Chairman of the Zoology Sectional Committee | 20 December 1905 |
| RR/12/354 | Referee's report by Walter Frank Raphael Weldon, on a paper 'The development of Asterina gibbosa' by Ernest William MacBride | 28 March 1895 |
| RR/13/37 | Referee's report by Walter Frank Raphael Weldon, on a paper 'On the development of Lichenopora verrucaria' by Sidney Frederic Harmer | 28 November 1895 |
| RR/14/6 | Referee's report by Walter Frank Raphael Weldon, on two papers 'The giant cells in the nerve cord of Arenicola' by Frederick William Gamble and James Hartley Ashworth, and 'The stomodaeum, mesenterial filaments, and endoderm of Xenia' by James Hartley Ashworth | 9 March 1898 |
| RR/14/79 | Referee's report by Walter Frank Raphael Weldon, on a paper 'Mathematical contributions to the theory of evolution.—V. On the reconstruction of the stature of prehistoric races' by Karl Pearson | 10 July 1898 |
| RR/11/206 | Referee's report by Walter Frank Raphael Weldon, on a paper 'A new mode of respiration in the myriapoda' by F G Sinclair | 1892 |
| RR/14/71 | Referee's report by Walter Frank Raphael Weldon, on a paper 'A study of the phyto-plankton of the Atlantic' by George Robert Milne Murray and Vernon Herbert Blackman | 18 June 1898 |
| RR/16/175 | Referee's report by Walter Frank Raphael Weldon, on reports to the Evolution Committee, II, regarding three papers 'Experimental Studies in the Physiology of Heredity' by William Bateson, E R Saunders and Reginald Crundall Punnett, 'Experiments with Poulty' by C C Hurst, and 'Some Experiments on Wheat-breeding' by Rowland Harry Biffen | October 1904 |
| NLB/30/355 | Copy letter from an unknown correspondent, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 10 March 1905 |
| NLB/30/590 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society | 15 April 1905 |
| NLB/32/601 | Copy letter from Robert William Frederick Harrison, to Professor Walter Frank Raphael Weldon, Fellow of the Royal Society, Chairman of the Zoology Committee | 11 April 1906 |
| PP/5/29 | Paper, 'Note on the origin of the suprarenal bodies of vertebrates' by W F R [Walter Frank Raphael] Weldon | 1884 |
| PP/10/16/1 | Manuscript, 'Preliminary note on a Balanoglossus larva from the Bahamas' by W F R [Walter Frank Raphael] Weldon | 1887 |
| PP/10/16/2 | Figures, anatomy of Balanoglossus larva by W F R [Walter Frank Raphael] Weldon | 1887 |
| PP/19/1 | Paper, 'Certain correlated variations in Crangon vulgaris [common shrimp]' by Walter Frank Raphael Weldon | 1892 |
| PP/15/30/3 | Diagram, curve obtained by treating the total length of the carapace of the Plymouth [England] specimens of Crangon vulgaris [common shrimp] by Walter Frank Raphael Weldon | 1890 |
| PP/15/30/2 | Diagram, carapace of Crangon vulgaris [common shrimp] by Walter Frank Raphael Weldon | 1890 |
| PP/19/1/1 | Manuscript, 'Certain correlated variations in Crangon vulgaris [common shrimp]' by Walter Frank Raphael Weldon | 1892 |
| PP/19/1/2 | Diagrams, frequency curves and observations by Walter Frank Raphael Weldon | 1892 |
| PP/20/14 | Paper, 'Note on the structure of Rhabdopleura' by G [George] Herbert Fowler | 1892 |
| PP/20/22 | Paper, 'Preliminary account of the nephridia and body cavity of the larva of Palaemonetes varians [common ditch shrimp]' by Edgar Johnson Allen | 1892 |
| PP/22/22 | Paper, 'On certain correlated variations in Carcinus maenas [common crab]' by Walter Frank Raphael Weldon | 1893 |
| RR/12/110 | Referee's report by Walter Frank Raphael Weldon, on two papers 'On the evolution of the vertebral column of fishes' by Hans Friedrich Gadow and E C Abbott, and 'On the structure and affinities of Heliopora coerulea, Pallas. With some observations on the structure of Xenia and Heteroxenia' by Gilbert Charles Bourne | 8 August 1894 |
| RR/15/96 | Referee's report by Walter Frank Raphael Weldon, on a paper 'Mathematical contributions to the theory of evolution VIII. On the correlation of characters not quantitatively measurable' by Karl Pearson | April 1900 |
| RR/15/126 | Referee's report by Walter Frank Raphael Weldon, on a paper 'Certain laws of variation' by H M Vernon | 29 March 1900 |
| RR/11/47 | Second referee's reports by Arthur Milnes Marshall and Walter Frank Raphael Weldon, on a paper 'On some histological features and physiological properties of the post-œsophageal nerve cord of the crustacea' by William Bate Hardy | 5 March 1893 |
| RR/14/54 | Referee's report by Walter Frank Raphael Weldon, on a paper 'Observations upon the normal and pathological histology and bacteriology of the oyster' by William Abbott Herdman and Rubert William Boyce | 8 February 1899 |
| RR/15/50 | Referee's report by Walter Frank Raphael Weldon, on a paper 'Variation' by James Cossar Ewart | 29 April 1900 |
| PP/22/22/1 | Manuscript, 'On certain correlated variations in Carcinus maenas [common crab]' by Walter Frank Raphael Weldon | 1893 |
| PP/22/22/2 | Diagrams, Carcinus maenas (common crab) carapace observations by Walter Frank Raphael Weldon | 1893 |
| PP/23/15 | Paper, 'On correlation of certain external parts of Palaemon serratus [common prawn]' by Herbert Thompson | 1894 |
| PP/23/27 | Paper, 'Some points in the histology of the nervous system of the embryonic lobster' by Edgar Johnson Allen | 1894 |
| PP/23/15/1 | Manuscript, 'On correlation of certain external parts of Palaemon serratus [common prawn]' by Herbert Thompson | 1894 |
| PP/23/27/1 | Manuscript, 'Some points in the histology of the nervous system of the embryonic lobster' by Edgar Johnson Allen | 1894 |
| PP/15/30 | Paper, 'The variations occurring in certain decapod crustacea —I. Crangon vulgaris [common shrimp]' by Walter Frank Raphael Weldon | 1890 |
| PP/15/30/1 | Manuscript, 'The variations occurring in certain decapod crustacea —I. Crangon vulgaris [common shrimp]' by Walter Frank Raphael Weldon | 1890 |
| MC/14/195 | Letter from [Walter Frank Raphael] Weldon 14 Brookside, Cambridge, to [Michael] Foster, Secretary of the Royal Society | 8 March 1887 |
| PP/10/16 | Paper, 'Preliminary note on a Balanoglossus larva from the Bahamas' by W F R [Walter Frank Raphael] Weldon | 1887 |
| MC/14 | Volume 14 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1885-1888 |
| MC/19/842 | Letter from Walter Frank Raphael Weldon, Merton Lea, Oxford, to [Robert William Frederick] Harrison | 6 June 1904 |
| MC/17 | Volume 17 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1897-1899 |
| MC/19/841 | Letter from Walter Frank Raphael Weldon, Merton Lea, Oxford, to [Robert William Frederick] Harrison | 29 January 1904 |
| MC/19 | Volume 19 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1904 |
| NLB/32/725 | Copy letter from Robert William Frederick Harrison, to Professor Karl Pearson, Fellow of the Royal Society | 17 May 1906 |