| RefNo | Title | Date |
| NLB/40/420 | Copy letter from Robert William Frederick Harrison to Dr G [Gilbert] T [Thomas] Morgan | 7 June 1909 |
| NLB/51/680 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society to Professor Gilbert Thomas Morgan FRS, Royal College of Science for Ireland, Dublin | 20 May 1915 |
| RR/48/35 | Referee's report by Gilbert Thomas Morgan, on a paper 'On the catalytic reduction of organic compounds: 5-bromo-5-alkyl-barbituric acids' by G K Hughes, A K Macbeth and S W Pennychick | 12 October 1933 |
| RR/33/108 | Referee's report by John Theodore Hewitt, on a paper 'Stereoisomeric diaryl-ß-y-diamino-N-butanes' by Gilbert Thomas Morgan, Wilfred John Hickenbottom and Thomas Vipond Barker | 2 December 1925 |
| RR/40/26 | Referee's report by Gilbert Thomas Morgan, on a paper 'Catalytic processes' by J E Nyrop | 23 July 1930 |
| RR/43/114 | Referee's report by Gilbert Thomas Morgan, on a paper 'The measurement of the viscosity of gases at high pressures. —The viscosity of nitrogen to 1000 atms' by A Michels and R O Gibson | September 1931 |
| NLB/57/487 | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to unknown correspondent | 14 November 1919 |
| RR/46/41 | Referee's report by Gilbert Thomas Morgan, on a paper 'The slow combustion of ethane at high pressures' by Dudley Maurice Newitt and A M Bloch | 21 January 1933 |
| RR/47/43 | Referee's report by Gilbert Thomas Morgan, on a paper 'The velocity of corrosion from the electrochemical standpoint. Part II' by Ulick Richardson Evans and T P Hoar | 21 March 1932 |
| RR/47/4 | Referee's report by Gilbert Thomas Morgan, on a paper 'The production of cancer by pure hydrocarbons. - Part II' by James Wilfred Cook | 23 June 1932 |
| RR/48/86 | Referee's report by Gilbert Thomas Morgan, on a paper 'The structure of magnesium, zinc and aluminium films' by George Ingle Finch and A G Quarrell | 26 May 1933 |
| RR/48/87 | Referee's report by Gilbert Thomas Morgan, on a paper 'Gaseous combustion in electric discharges. Part IX.—The cathodic water-gas equilibrium' by George Ingle Finch, B W Bradford and R J Greenshields | 12 October 1933 |
| RR/50/47 | Referee's report by Gilbert Thomas Morgan, on a paper 'Hypochlorites and ozone' by Arthur Thomas Masterman | 8 December 1933 |
| RR/52/82 | Referee's rpeort by Gilbert Thomas Morgan, on a paper 'An X-ray study of the cæsium salts of certain 12-heteropoly acids' by J A Santos | 19 February 1935 |
| RR/50/78 | Referee's report by Gilbert Thomas Morgan and Cecil Henry Desch, on a paper 'X-ray study of the inter-diffusion of copper and zinc' by E A Owen and Llewelyn Pickup | 31 July 1933 |
| RR/53/8 | Referee's report by Gilbert Thomas Morgan, on a paper 'The constitution and formation of bleaching powder' by Charles William Bunn, L M Clark and I L Clifford | 27 April 1935 |
| RR/57/121 | Referee's report by Gilbert Thomas Morgan, on a paper 'On the interaction of carbon monoxide with nickel at high temperatures' by G Bryce | 23 June 1936 |
| RR/61/21 | Referee's report by Gilbert Thomas Morgan, on a paper 'The production of cancer by pure hydrocarbons—IV' by W E Bachmann, James Wilfred Cook, A Dansi, C G M de Worms, G A D Haslewood, C L Hewett and A M Robinson | 19 May 1937 |
| RR/60/26 | Referee's report by Gilbert Thomas Morgan, on a paper 'The formation of ethers by the interaction of primary alcohols and olefines at high pressure' by Dudley Maurice Newitt and G Semerano | 23 June 1936 |
| RR/65/156 | Referee's report by Gilbert Thomas Morgan, on a paper 'The accurate analysis of gaseous mixtures' by B Lambert and D J Borgars | 2 August 1938 |
| RR/64/124 | Referee's report by Gilbert Thomas Morgan, on a paper 'The photochemical polymerization of methyl methacrylate vapour' by H W Melville | 30 July 1937 |
| RR/65/107 | Referee's report by Gilbert Thomas Morgan, on a paper 'The primary decomposition of ethane, and the reaction between ethane and nitric oxide' by T J Gray, Morris William Travers and F T White | 14 April 1938 |
| NLB/65/227 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to Professor [Gilbert Thomas] Morgan, OBE, FRS | 25 September 1923 |
| NLB/65/294 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to The Lord Rayleigh [Robert John Strutt], FRS | 8 October 1923 |
| NLB/65/289 | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to James Hopwood Jeans, Secretary of the Royal Society | 6 October 1923 |
| NLB/65/495 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Dr Alexander Scott, FRS | 8 November 1923 |
| NLB/65/341 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Lord Rayleigh [Robert John Strutt], FRS | 16 October 1923 |
| RR/45/110 | Referee's report by Gilbert Thomas Morgan, on a paper 'The rate of burning of colloidal propellants' by F R W Hunt and G H Hinds | [July 1932] |
| RR/45/18 | Referee's report by Gilbert Thomas Morgan, on a paper 'Therapeutic interference caused by isomerides of trypanocidal styryl quinoline derivatives' by Carl Hamilton Browning, Julius Berend Cohen, K E Cooper and R Gulbransen | 7 July 1931 |
| RR/52/60 | Referee's report by Gilbert Thomas Morgan, on a paper 'Researches on the chemistry of coal VIII—Comparative studies of the macro-constituents of bituminous coals' by William Arthur Bone and Basil J A Bard | 5 November 1934 |
| RR/64/84 | Referee's report by Gilbert Thomas Morgan, on a paper 'A study of upper carboniferous coals from Western Australia' by C R Kent | 10 August 1937 |
| NLB/67/101 | Copy letter from James Hopwood Jeans, Secretary of the Royal Society; to Professor [Arthur William] Crossley, FRS | 21 October 1924 |
| EC/1915/11 | Morgan, Sir Gilbert Thomas: certificate of election to the Royal Society | |
| RR/63/32 | Referee's report by Gilbert Thomas Morgan, on a paper 'The formation and structure of polymers of the insoluble cross-linked type' by Ronald George Wreyford Norrish and E F Brookman | 31 August 1937 |
| RR/41/113 | Referee's report by Gilbert Thomas Morgan, on a paper 'The ureides of p-aminophenylstibinic acid' by W H Gray, John William Trevan, H W Bainbridge and A P Attwood | 13 January 1931 |
| RR/45/17 | Second referee's report by Gilbert Thomas Morgan, on a paper 'The antiseptic and trypanocidal action of certain styryl and anil quinoline carboxylamides' by Carl Hamilton Browning, Julius Berend Cohen, J N Ashley and R Gulbransen | 7 January 1932 |
| RR/47/2 | Referee's report by Gilbert Thomas Morgan, on a paper 'The production of cancer by pure hydrocarbons.—Part I' by James Wilfred Cook, I Hieger, Ernest Laurence Kennaway and William Valentine Mayneord | 23 June 1932 |
| RR/50/20 | Referee's report by Gilbert Thomas Morgan, on a paper 'The antiseptic and trypanocidal properties of some anil and styryl derivatives of 4 amino quinaldine' by J N Ashley, Carl Hamilton Browning, Julius Berend Cohen and R Gulbransen | 26 May 1933 |
| RR/63/59 | Referee's report by Gilbert Thomas Morgan, on a paper 'The alkaline permanganate oxidation of organic substances selected for their bearing upon the chemical constitution of coal' by R B Randall, M Benger and C M Groocock | 31 December 1937 |
| RR/45/39 | Referee's report by Gilbert Thomas Morgan, on a paper 'Gaseous combustion at high pressures, Part XIV. Explosions of hydrogen-air and carbonic oxide-air mixtures at initial pressures up to 1000 atmospheres' by William Arthur Bone, Dudley Maurice Newitt and [Donald Thomas Alfred] Townend | [October 1932] |
| RR/45/46 | Referee's report by Gilbert Thomas Morgan, on a paper 'The trypanocidal action of some derivatives of anil and styryl quinolines.—II' by Carl Hamilton Browning, Julius Berend Cohen, K E Cooper and R Gulbransen | 15 February 1932 |
| RR/41/49 | Referee's report by Gilbert Thomas Morgan, on three papers 'Homogeneous catalysis of gaseous reactions. Part I.—The decomposition of isopropyl ether under the influence of halides', 'Homogeneous catalysis of gaseous reactions. Part II.—The decomposition of Diethyl Ether Catalysed by Iodine' and 'Homogeneous catalysis of gaseous reactions. Part III.—The decomposition of acetaldehyde catalysed by iodine' by Cyril Norman Hinshelwood and K Clucius | 11 April 1930 |
| RR/49/18 | Referee's report by Gilbert Thomas Morgan, on a paper 'Acid catalysis in non-aqueous solvents. I.—The rearrangement of N-bromoacetanilide' by Ronald Percy Bell | 12 October 1933 |
| RR/64/125 | Referee's report by Gilbert Thomas Morgan, on a paper 'The photochemical polymerization of methyl methacrylate vapour. II - The hydrogen sensitised reaction' by H W Melville | 30 July 1937 |
| RR/31/23 | Referee's report by Gilbert Thomas Morgan, on a paper '1: 2: 3—Triaminopropane and its complex metallic compounds' by Frederick George Mann and William Jackson Pope | [October 1924] |
| RR/37/45 | Referee's report by Gilbert Thomas Morgan, on a paper 'Antiseptic compounds: some further derivatives of anilquinoline' by Julius Berend Cohen, Carl Hamilton Browning, S Ellingsworth and R Gulbransen | 21 June 1928 |
| RR/43/121 | Referee's report by Henry Thomas Tizard, on a paper 'Ethyl alcohol, a product of high pressure syntheses' by Gilbert Thomas Morgan and Raymond Taylor | March 1931 |
| RR/45/16 | Referee's report by Gilbert Thomas Morgan, on a paper 'The antiseptic and trypanocidal action of certain styryl and anil quinoline carboxylamides' by Carl Hamilton Browning, Julius Berend Cohen, J N Ashley and R Gulbransen | 1 December 1931 |
| RR/45/56 | Referee's report by Gilbert Thomas Morgan, on a paper 'The condensation of bromal with urea' by Frederick Daniel Chattaway and Eric John Francis James | 23 May 1932 |
| RR/45/57 | Referee's report by Gilbert Thomas Morgan, on a paper 'The action of halogens upon the arylazoacetoacetates and related compounds.—Part II' by Frederick Daniel Chattaway and Reginald Jack Lye | 23 May 1932 |
| RR/46/39 | Referee's report by Gilbert Thomas Morgan, on a paper 'Gaseous combustion at high presures, Part XVI:— Nitric oxide formation in continuous high-pressure flames of carbonic oxide in oxygen-nitrogen atmospheres' by Dudley Maurice Newitt and Frank G Lamont | [October 1932] |
| RR/47/136 | Referee's report by Gilbert Thomas Morgan, on a paper 'Gaseous combustion at high pressures. Part XV.— The formation of nitric oxide in carbonic oxide-oxygen-nitrogen explosions' by Donald T A Townend and Lionel E Outridge | October 1932 |
| RR/48/89 | Referee's report by Gilbert Thomas Morgan, on a paper 'The catalytic properties and structure of metal films.—Part I. Sputtered platinum' by George Ingle Finch, C A Murison, N Stuart and George Paget Thomson | 26 May 1933 |
| RR/49/43 | Referee's report by Gilbert Thomas Morgan, on a paper 'The antiseptic and trypanocidal action of some benzoylamino quinoline anil and styryl compounds' by Carl Hamilton Browning, Julius Berend Cohen, K E Cooper, S Ellingworth and R Gulbransen | 26 May 1933 |
| RR/49/45 | Referee's report by Gilbert Thomas Morgan, on a paper 'The antiseptic properties of further amino derivatives of styryl and anil quinoline' by Carl Hamilton Browning, Julius Berend Cohen, K E Cooper, S Ellingworth and R Gulbransen | 8 December 1933 |
| RR/53/20 | Referee's report by Gilbert Thomas Morgan, on a paper 'The catalysis by palladium of the union of hydrogen and oxygen' by David Leonard Chapman and G Gregory | 21 July 1934 |
| RR/53/124 | Referee's report by Gilbert Thomas Morgan, on a paper 'Catalysis in hydrocarbon chemistry I—High-pressure hydrogenation of coal tar' by H Hollings, R N B D Bruce and R H Griffith | 24 August 1934 |
| RR/53/151 | Referee's report by Gilbert Thomas Morgan, on a paper 'The production of cancer by pure hydrocarbons —Part III' by G Barry, J W Cook, G A D Haslewood, C L Hewett, I Hieger and Ernest Laurence Kennaway | 19 February 1935 |
| RR/57/36 | Referee's report by Gilbert Thomas Morgan, on a paper 'Investigations on the Combustion of Hydrocarbons. I. The Influence of Molecular Structure on Hydrocarbon Combustion' by Alfred René Jean Paul Ubbelohde | 19 June 1935 |
| RR/59/21 | Referee's report by Gilbert Thomas Morgan, on a paper 'The catalytic combination of hydrogen and oxygen at the surface of platinum' by David Leonard Chapman and Peter William Reynolds | 18 May 1936 |
| RR/60/43 | Referee's report by Gilbert Thomas Morgan, on a paper 'The effect of pressure up to 12,000 kg./cm.2 on the reactions between amines and alkyl halides in acetone solution' by M W Perrin and E G Williams | 10 November 1936 |