| Reference number | Title | Date |
| PB/3/1/3/3/29 | Correspondece with James Herbert Orton following Blackett's 1947 paper on magnetism | February 1948 |
| IM/GA/WS/3102 | Orton, James Herbert | nd |
| NLB/40/663 | Copy letter from Robert William Frederick Harrison to J [James] H [Herbert] Orton, 129 Salt Street, Bradford | 15 July 1909 |
| NLB/40/687 | Copy letter from Robert William Frederick Harrison to J H Orton | 19 July 1909 |
| NLB/40/746 | Copy letter from John Rose Bradford to J [James] H [Herbert] Orton | July 1909 |
| NLB/40/594 | Copy letter from John Rose Bradford Secretary RS to J [James] H [Herbert] Orton, c/o Professor [Arthur] Dendy FRS | 30 June 1909 |
| RR/72/282 | Referee's report by James Herbert Orton, on a paper 'On the structure and adaptions of the Tellinacea, deposit-feeding Eulamellibranchia' by Charles Maurice Yonge | 1949 |
| RR/72/284 | Letter from James Herbert Orton, on a paper 'On the structure and adaptions of the Tellinacea, deposit-feeding Eulamellibranchia' by Charles Maurice Yonge to D C Martin, Assistant Secretary of the Royal Society | 7 March 1949 |
| RR/72/283 | Letter from James Herbert Orton, on a paper 'On the structure and adaptions of the Tellinacea, deposit-feeding Eulamellibranchia' by Charles Maurice Yonge to D C Martin, Assistant Secretary of the Royal Society | 26 February 1949 |
| NLB/66/329 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Dr [James Herbert] Orton | 10 April 1924 |
| EC/1948/16 | Orton, James Herbert: certificate of election to the Royal Society | |
| MC/24/87 | Letter from [James Herbert] Orton, Imperial College of Science and Technology, Royal College of Science, South Kensington, London | 3 November 1909 |
| NLB/41/241 | Copy letter from Robert William Frederick Harrison, to [James Herbert] Orton, [Fellow of the Royal Society] | 6 November 1909 |
| RR/64/126 | Referee's report by Stanley Wells Kemp, on a paper 'The male sexual stage in salmon parr (Salmo salar L. juv.)' by James Herbert Orton, J W Jones and Gillian M King | 6 December 1937 |
| RR/74/62 | Referee's report by James Herbert Orton, on a paper 'On the behaviour of Sabella' by George Philip Wells | 30 December 1950 |
| MC/24/90 | Letter from [James Herbert] Orton, 13 Norham Gardens, Oxford, to the [Royal Society] | 26 December 1909 |
| MC/24/89 | Letter from [James Herbert] Orton, Oxford, to the [Royal Soicety] | 1 February 1909 |
| MC/27/263 | Letter from [James Herbert] Orton, Marine Biological Association of the United Kingdom, The Laboratory, Citadel Hall, Plymouth, to [John] Rose Bradford, [Secretary], Royal Society | 5 February 1912 |
| RR/76/84 | Referee's report by James Herbert Orton, on a paper 'Notes on the life history of Saccoglossus horsti (enteropneusta)' by C Burdon-Jones | 3 January 1952 |
| RR/78/8 | Referee's report by James Herbert Orton, on a paper 'The respiratory significance of the crown in the polychaete worms Sabella and Myxicola' by George Philip Wells | 5 February 1952 |