| RefNo | Title | Date |
| EC/1854/01 | Allman, George James: certificate of election to the Royal Society | |
| MC/10/379 | Letter from Geo J [George James] Allman, Sunny Hill, Parkstone, Dorset, to [Walter] White, [Assistant Secretary of the Royal Society] | 1 April 1876 |
| IM/Maull/000081 | Allman, George James | nd |
| NLB/20/577 | Copy letter from Robert William Frederick Harrison, to Dr Sydney J Hickson | 24 May 1900 |
| NLB/17/641 | Copy letter from Theodore E James, to Messrs Harrison & Sons | 1 December 1898 |
| NLB/20/592 | Copy letter from Robert William Frederick Harrison, to Professor Thomas George Bond Howes, Fellow of the Royal Society | 26 May 1900 |
| NLB/20/593 | Copy letter from Robert William Frederick Harrison, to Professor Sydney John Hickson, Fellow of the Royal Society | 26 May 1900 |
| RR/7/296 | Referee's report by George James Allman, on a paper 'On the nervous system of actinia - Part I' by Peter Martin Duncan | 15 January 1874 |
| RR/7/474 | Referee's report by George James Allman, on a paper 'Preliminary observations on the locomotor system of medusae' by George John Romanes | 1876 |
| RR/8/198 | Referee's report by George James Allman, on a paper 'Concluding observations on the locomotor system of medusae' by George John Romanes | nd [1879] |
| RR/2/7 | Referee's report by Thomas Henry Huxley, on a paper 'On the anatomy and physiology of Cordylophora, a contribution to our knowledge of the tubularian zoophytes' by George James Allman | 17 July 1853 |
| RR/8/56 | Referee's report by George James Allman, on a paper 'Further observations on the locomotor system of medusae' by George John Romanes | nd [1877] |
| PT/47/4 | Paper, 'The anatomy and physiology of cordylophora, a contribution to our knowledge of the tubularian zoophytes' by Geo [George] Jas [James] Allman | [1853] |
| RR/6/42 | Referee's report by George James Allman, on a paper 'Researches on the structure, physiology, and development of Antedon (comatula, Lamk.) rosaceus. -Part I' by William Benjamin Carpenter | 27 July 1866 |
| MC/10 | Volume 10 of miscellaneous correspondence regarding business matters, sent to the Royal Society | July 1873-1876 |
| RR/2/8 | Referee's report by Thomas Bell, on a paper 'On the anatomy and physiology of Cordylophora, a contribution to our knowledge of the tubularian zoophytes' by George James Allman | 22 August 1853 |
| RR/7/256 | Referee's report by George James Allman, on a paper 'On the anatomy and histology of the land-planarians of Ceylon, with some account of their habits, and a description of two new species, and with notes on the anatomy of some European aquatic species' by Henry Nottidge Moseley and M A Oxon | 1873 |
| RR/7/297 | Referee's report by George James Allman, on a paper 'On the nervous system of actinia - Part I' by Peter Martin Duncan | 24 February 1874 |
| RR/7/435 | Referee's report by George James Allman, on a paper 'On the development of the crustacean embryo, and the variations of form exhibited in the larvae of 38 genera of podophthalmia' by Charles Spence Bate | 16 February 1876 |
| RR/7/458 | Referee's report by George James Allman, on a paper 'On the structure and relations of the alcyonarian heliopora caerulea, with some account of anatomy of a species of sarcophyton, notes on the structure of species of the genera millepora, pocillopora, and stylaster, and remarks on the affinities of certain paloeozoic corals' by Henry Nottidge Moseley | 1876 |
| MC/14/31 | Letter from George James Allman, Ardmore, Parkstone, Dorset, to Michael Foster | 25 March 1885 |
| MC/14 | Volume 14 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1885-1888 |
| MC/17 | Volume 17 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1897-1899 |