| RefNo | Title | Date |
| IM/000797 | Chapman, Alfred Chaston | nd |
| MS/527/1/6/24 | Letter from A Chaston Chapman to William B Hardy | 15 May 1918 |
| MS/527/1/6/13 | Letter from A Chaston Chapman to William B Hardy | 26 April 1918 |
| NLB/52/577 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Alfred Chaston Chapman Esquire, FRS; 8 Duke Street, Aldgate, E.C. | 19 January 1916 |
| RR/41/94 | Referee's report by Alfred Chaston Chapman, on a paper 'A spectrographic analysis of animal tissues' by Harold Munro Fox and Hugh Ramage | December 1930 |
| NLB/60/552 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to [Alfred] Chaston Chapman Esquire, FRS; 8 Duke Street, Aldgate, E.C.3. | 22 February 1921 |
| NLB/57/881 | Copy letter from unknown correspondent; to unknown correspondent | 26 February 1920 |
| NLB/67/657 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to [Alfred] Chaston Chapman Esq., FRS | 7 February 1925 |
| NLB/68/266 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Dr [Alfred] Chaston Chapman, FRS | 9 June 1925 |
| NLB/72/167 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to [Alfred] Chaston-Chapman, Esq., FRS | 4 May 1929 |
| NLB/73/330 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to [Alfred] Cheston Chapman, Esq., FRS | 5 June 1931 |
| NLB/72/721 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to [Alfred] Chaston Chapman Esq., FRS | 22 March 1930 |
| NLB/72/438 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to [Alfred] Chaston Chapman Esq., FRS | 22 October 1929 |
| NLB/73/306 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to [Alfred] Chaston Chapman Esq., FRS | 16 May 1931 |
| NLB/72/424 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society, on behalf of James Hopwood Jeans, Secretary of the Royal Society; to [Alfred] Chaston Chapman Esq., FRS | 14 October 1929 |
| EC/1920/05 | Chapman, Alfred Chaston: certificate of election to the Royal Society | |
| RR/40/36 | Referee's report by Alfred Chaston Chapman, on a paper 'The adsorption of substances by fuller's earth' by Harold John Phelps | December 1930 |