| RefNo | Title | Date |
| EC/1909/14 | Harden, Sir Arthur: certificate of election to the Royal Society | |
| IM/001824 | Harden, Sir Arthur | nd |
| NLB/40/709 | Copy letter from Robert William Frederick Harrison to Messrs Harrison & Sons | 16 July 1909 |
| NLB/8/204 | Copy letter from Herbert Rix, to Dr Arthur Harden | 28 July 1893 |
| NLB/40/403 | Copy letter from Robert William Frederick Harrison to Dr Arthur Harden FRS | 3 June 1909 |
| NLB/41/172 | Copy letter from Robert William Frederick Harrison, to Dr Arthur Harden, Fellow of the Royal Society | 27 October 1909 |
| NLB/44/490 | Copy letter from Robert William Frederick Harrison to Dr A [Arthur] Harden FRS | 19 July 1911 |
| NLB/47/835 | Copy letter from Robert William Frederick Harrison to Dr A [Arthur] Harden FRS | 18 April 1913 |
| NLB/47/269 | Copy letter from Robert William Frederick Harrison to Dr A [Arthur] Harden FRS | 7 January 1913 |
| NLB/50/622 | Copy letter from Robert William Frederick Harrison, to Dr [Arthur] Harden, Fellow of the Royal Society, Editor of the Biochemical Journal | 28 September 1914 |
| NLB/52/210 | Copy letter from [Robert William Frederick Harrison, Assistant Secretary of the Royal Society]; to Dr. Arthur Harden, FRS | 15 October 1915 |
| NLB/54/226 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Dr. [Arthur] Harden, FRS | 9 March 1917 |
| RR/23/18 | Referee's report by Arthur Harden, on a paper 'On the action of cobra venom - Parts I and II' by Arthur Robertson Cushny and S Yagi | 1916 |
| RR/20/107 | Referee's report by Arthur Harden, on a paper 'On the nature of the toxic action of electric discharge upon bacillus coli communis' by J H Priestley and R C Knight | February 1913 |
| RR/27/39 | Referee's report by Arthur Harden, on a paper 'The oxidation of reduced glutathione and other sulphydryl compounds' by Malcolm Dixon and Hubert Erlin Tunnicliffe. | October 1922 |
| NLB/58/112 | Copy letter from Edwin Deller, Assistant Secretary of the Royal Society; to Professor [Arthur] Harden, FRS; Lister Institute | 16 March 1920 |
| RR/28/94 | Referee's report by Arthur Harden, on a paper 'The titration of amino- and carboxyl-groups in amino-acids, polypeptides, etc. Parts I—III.—Investigations with aqueous solutions' by Leslie J Harris | [August 1923] |
| RR/24/33 | Referee's report by Arthur Harden, on a paper 'On lipoid deposits in a special type of adipose tissue' by W Cramer | [March 1917] |
| RR/38/54 | Referee's report by Arthur Harden, on a paper 'A theory of the production of zymase by the living cell' by Egerton Charles Grey | June 1928 |
| RR/35/84 | Referee's report by Arthur Harden, on a paper 'Bacterial proteins. The presence of alcohol-soluble proteins in bacteria' by Kenneth Goadby | July 1927 |
| RR/43/51 | Referee's report by Arthur Harden, on a paper 'The molecular statistics of an enzyme action' by John Burdon Sanderson Haldane | June 1931 |
| NLB/58/25 | Copy letter from Edwin Deller, Assistant Secretary of the Royal Society; to Dr. [Arthur] Harden, FRS, Joint Editor of 'The Biochemical Journal' | 2 March 1920 |
| RR/35/6 | Referee's report by Arthur Harden, on a paper 'The photosynthesis of naturally occurring compounds.—III. Photosynthesis in vivo and in vitro' by Edward Charles Cyril Baly and J B Davies | April 1927 |
| RR/38/92 | Referee's report by Arthur Harden, on a paper 'The swelling of fish skins in solutions of inorganic and organic acids. Appendix: note on the histology of fish skin' by J C Kernot, J Knaggs and Madge Kaye | June 1929 |
| RR/37/66 | Referee's report by Arthur Harden, on a paper 'The combination of proteins, amino-acids, &c., with acids and alkalis. Part II.—Titration curves of amino-acids in presence of formaldehyde' by Leslie J Harris | November 1928 |
| RR/38/55 | Referee's report by Arthur Harden, on a paper 'The enzymes of Bacillus coli communis. Part VI. The alternative modes by which B. coli communis may bring about the anaerobic decomposition of glucose' by Egerton Charles Grey | June 1928 |
| RR/17/428 | Referee's report by Arthur Harden, on a paper 'The germicidal action of metals and its relation to the production of peroxide of hydrogen' by Allan C Rankin | 28 June 1909 |
| NLB/59/551 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Dr. [Arthur] Harden, FRS | 15 October 1920 |
| RR/47/60 | Second referee's report by Arthur Harden, on a paper 'A method of separating antibodies from serum proteins. Investigations on a protein-free antibody' by Max Frankel | March 1932 |
| RR/47/59 | Referee's report by Arthur Harden, on a paper 'A method of separating antibodies from serum proteins. Investigations on a protein-free antibody' by Max Frankel | February 1932 |
| RR/50/86 | Referee's report by Arthur Harden, on a paper 'On the ultra-violet absorption of crystalline preparations of vitamin B1' by Rudolph Albert Peters and J St L Philpot | February 1933 |
| RR/52/73 | Referee's report by Arthur Harden, on a paper 'Physico-chemical studies of complex organic molecules. Part IV. The oxidation of ascorbic acid by air' by Frank Phillip Bowden, S D D Morris and W L Francis | 14 April 1934 |
| RR/54/30 | Referee's report by Arthur Harden, on a paper 'The swelling of structured proteins - The influence of the reticular tissue on the swelling of collagen in water and hydrochloric acid' by Dorothy Jordan-Lloyd and R H Marriott | 1935 |
| RR/52/68 | Referee's report by Arthur Harden, on a paper 'Physico-chemical studies of complex organic molecules. III. Surface properties of concentrates of vitamin A' by Frank Philip Bowden and S H Bastow | 11 May 1934 |
| RR/53/66 | Referee's report by Arthur Harden, on a paper 'The decomposition of sodium formate by Bacterium coli in the presence of heavy water' by Adalbert Farkas, Ladislas Farkas and J Yudkin | 27 April 1934 |
| RR/54/98 | Referee's report by Arthur Harden, on a paper 'The differential titration of mixed strong and weak acids. A method for "free HCl" in gastric contents, etc' by George Maxwell Richardson | 7 February 1934 |
| RR/54/97 | Referee's report by Arthur Harden, on a paper 'Critique on the biological estimation of amino nitrogen' by George Maxwell Richardson | 7 February 1934 |
| RR/58/8 | Referee's report by Arthur Harden, on a paper 'Studies on the nature of the amphibian organization centre V—The distribution and nature of glycogen in the amphibian embryo' by Norman G Heatley and P E Lindahl | December 1936 |
| RR/56/86 | Referee's report by Arthur Harden, on a paper 'The principle of formaldehyde, alcohol, and acetone titrations an addendum' by George Maxwell Richardson | [October 1935] |
| NLB/65/541 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Dr [Arthur] Harden, FRS | 15 November 1923 |
| NLB/65/826 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir John Rose Bradford, KCMG, FRS | 12 January 1924 |
| NLB/65/67 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to James Hopwood Jeans, Secretary of the Royal Society | 21 July 1923 |
| NLB/64/684 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Dr [Arthur] Harden, FRS | 2 June 1923 |
| NLB/65/80 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Sir John [Rose] Bradford, FRS | 25 July 1923 |
| NLB/65/301 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Dr [Arthur] Harden, FRS | 8 October 1923 |
| NLB/65/864 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Dr [Arthur] Harden, FRS | 19 January 1924 |
| RR/29/55 | Referee's report by Arthur Harden, on a paper 'Studies in the fat metabolism of the Timothy Grass Bacillus. II.—The carbon balance-sheet and respiratory quotient' by Marjory Stephenson and Margaret Dampier Whetham | June 1923 |
| NLB/69/62 | Copy letter from [Henry Hallett Dale, Secretary of] the Royal Society; to Prof. [Arthur] Harden, FRS | 23 December 1925 |
| NLB/69/16 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Prof. [Arthur] Harden, FRS | 11 December 1924 |
| NLB/70/83 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [Arthur] Harden, FRS | 21 December 1926 |
| NLB/69/462 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Prof [Arthur] Harden, FRS | 22 April 1926 |
| RR/27/63 | Referee's report by Arthur Harden, on a paper 'On the existence of an unidentified sulphur grouping in the protein molecule. Part I.—On the denaturation of proteins' by Leslie J Harris | November 1922 |
| RR/26/83 | Referee's report by Arthur Harden, on a paper 'On the longevity of certain species of yeast' by Arthur R Ling and Dinshaw Rattonji Nanji | [July 1921] |
| RR/28/96 | Referee's report by Arthur Harden, on a paper 'The kinetics of hæmoglobin.—II. The velocity with which oxygen dissociates from its combination with haemoglobin' by Hamilton Hartridge and Francis John Worsley Roughton | [July 1923] |
| RR/27/64 | Referee's report by Arthur Harden, on a paper 'On the existence of an unidentified sulphur grouping in the protein molecule. Part II - On the estimation of cystine in certain proteins' by Leslie J Harris | November 1922 |
| RR/58/9 | Referee's report by Arthur Harden, on a paper 'Studies on the nature of the amphibian organization centre - VI-Inductions by the evocator-glycogen complex in intact embryos and in ectoderm removed from the individuation-field' by Norman G Heatley, Conrad Hal Waddington and Joseph Needham | December 1936 |
| NLB/65/205 | Copy letter from William Bate Hardy, Secretary of the Royal Society; to Sir John [Rose] Bradford, KCMG, FRS | 20 September 1923 |
| RR/36/67 | Referee's report by Arthur Harden, on a paper 'The isolation of some hitherto undescribed products of hydrolysis of proteins. — Part IV' by Samuel Barnett Schryver and H W Buston | [May 1927] |
| RR/18/141 | Referee's report by Horace Tabberer Brown, on a paper 'The alcoholic ferment of yeast-juice. Part VI - The influence of arsenates and arsenites on the fermentation of the sugars by yeast-juice' by Arthur Harden and W J Young | 24 January 1911 |
| RR/30/64 | Referee's report by Arthur Harden, on a paper 'The kinetics of haemoglobin. III.—The velocity with which oxygen combines with reduced haemoglobin' by Hamilton Hartridge and Francis John Worsley Roughton | [December 1924] |
| RR/34/115 | Referee's report by Arthur Harden, on a paper 'The isolation of some hitherto undescribed products of hydrolysis of proteins.— Part III' by Samuel Barnett Schryver, H W Buston and Vernon Herbert Blackman | [July 1926] |
| RR/35/10 | Referee's report by Arthur Harden, on a paper 'The photosynthesis of naturally occurring compounds.—II. The photosynthesis of carbohydrates from carbonic acid by means of visible light' by Edward Charles Cyril Baly, W E Stephen and N R Hood | April 1927 |
| RR/35/12 | Referee's report by Arthur Harden, on a paper 'The photosynthesis of naturally occurring compounds. I.—The action of ultra-violet light on carbonic acid' by Edward Charles Cyril Baly, J B Davies and H Shanassy | April 1927 |
| RR/40/55 | Referee's report by Arthur Harden, on a paper 'Studies in the biochemistry of micro-organisms' by Harold Raistrick | March 1930 |
| RR/46/53 | Referee's report by Arthur Harden, on a paper 'The relationship of micro-organisms to the decay of stone' by Sydney G Paine, Frank V Linggood, Freda Schimmer and Thomas C Thrupp | [October 1932] |
| RR/54/96 | Referee's report by Arthur Harden, on a paper 'The principle of formaldehyde, alcohol, and acetone titrations. With a discussion of the proof and implication of the zwitterion conception' by George Maxwell Richardson | 7 February 1934 |
| MC/16/27 | Letter from Arthur Harden, The Owens College, Manchester, to [Herbert] Rix, Assistant Secretary of the Royal Society | 28 March 1893 |
| MC/16 | Volume 16 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1893-1896 |