List of papers passed for publication in the Proceedings W M Thornton, 'The influence of ionized air on bacteria'. C S Sherrington and Miss C M Sowton, 'On reflex-inhibition of the knee-flexor'. H E Armstrong and E F Armstrong, 'The Origin of osmotic effects. IV. Notes on the differential septa in plants, with reference to the translocation of nutritive materials'. W M Bayliss, 'The properties of colloidal systems. III. The osmotic pressure of electrolytically dissociated colloids'. Dr C Todd and R G White, 'On the fate of red blood corpuscles when injected into the circulation of an animal of the same species: with a new method for the determination of the total volume of blood'. L Hill and M Flack, 'The influence of ozone'. S G Paine, 'The permeability of the yeast cell'. M C Potter, 'Electrical effects accompanying the decomposition of organic compounds'. T G Brown, 'The intrinsic factors in the act of progression in the mammal'. G A Buckmaster and J A Gardner, 'Ventilation of the lung during chloroform narcosis'. J L Jona. 'The refractive indices of the eye media of some Australian animals'. A F Hayden and W P Morgan, 'An inquiry into the influence of the constituents of a bacterial emulsion on the opsonic index'. A H Caulfeild, 'Factors in the interpretation of the inhibitive and fixation serum reactions in pulmonary tuberculosis'. A H Caulfeild, 'Preliminary report upon the injection of rabbits with protein-free (tubercule) antigen and antigen-serum mixtures'. Col Sir David Bruce, 'The morphology of Trypanosoma gambiense (Dutton and Todd)'. H R Dean, 'On the Factors named in agglutination'. Dr A Harden and S G Paine, 'Action of dissolved substances upon the auto-fermentation of yeast'. G W Ellis and J A Gardner, 'The origin and destiny of cholesterol in the animal organism, part VIII'. F W Twort and G L Y Ingram, 'A method for isolating and cultivating the Mycobacterium Pseudotuberculosis enteritidis bovis (Johne) and some experiments on the preparation of a diagnostic vaccine for Pseudotuberculosis enteritis of Bovines'. Dr A Harden and Dorothy Norris, 'The bacterial production of acetylmethylcarbinol and butylene glycol from various substances'. J Thompson, 'The chemical action of Bacillus cloacoe (Jordan) on glucose and mannitol'. F W Edridge-Green, 'Simultaneous colour contrast'. Captain A D Fraser and Dr H L Duke, 'Antelope infected with Trypanosoma gambiense'. Dr T G Brown, 'An alleged specific instance of the transmission of acquired characters -- investigation and criticism'. Dr T L Llewellyn, 'The causes and prevention of miners' nystagamus'. F H A Marshall, 'On the effects of castration and ovariotomy upon sheep'. Dr H L Duke, 'The transmission of Trypanosoma nanum'. G A Buckmaster and J A Gardner 'Composition of the blood gases during the resipiration of oxygen'. Prof W M Thornton, 'The electrical conductivity of bacteria and the rate of inhibition of bacteria by electric currents'. Dr J S Haldane, C G Douglas, Y Henderson, and E C Schneider, 'The physiological effects of low atmospheric pressures, as observed on Pike's Peak, Colorado'. H S Ryland and B T Lang, 'An instrument for measuring the distance between the centres of rotation of the two eyes'. Capt A D Fraser and Dr H L Duke, 'An antelope trypansome'. Capt A D Fraser and Dr H L Duke, 'The relation of wild animals to trypanosomiasis'. E H Ross, 'The development of a leucocytozoon of guinea-pigs'. Dr A Harden and Dorothy Norris, 'The bacterial production of acetylmethylcarbinol and butyl glycol'. Dr H E Armstrong and E Horton, 'Studies on enzyme action. XIV - urease: a selective enzyeme'. Dr W S Lazarus-Barlow, 'On the presence of radium in some carcinomatous tumours'. Prof E Goldman, 'On a new method of examining normal and diseased tissue by means of intra vitam staining'. S G Shattock and L S Dudgeon, 'Certain results of drying non-sporing bacteria in a charcol liquid air vacuum'. C Revis, 'An improved method for opsonic index estimations involving the separation of red and white human blood corpuscles'. E C Hort and W J Penfold, A critical study of experimental fever'. E W Ainley Walker, 'Further observations on the variability of streptococi in relation to certain fermentation tests, together with some considerations bearing upon its possible meaning'. Dr A Harden and W J Penfold, 'The chemical action on glucose of a wide variety of B coli communis (Escherich) obtained by cultivation in presence of a chloroacetate'. Prof G N Stewart, 'The specific conductivity of solutions of oxyhaemoglobin'. V J Harding, 'The actions of enzymes on hexosephosphate'. G W Ellis and J A Gardner, 'The origin and destiny of cholesterol in the animal organism. Part IX'. Dr A Forbes, 'On reflex rhythm induced by concurrent excitation and inhibition'. T G Brown, 'The factors in rhythmic activity of the nervous system'. L Hill and M Flack, 'The relation of secretory and capillary pressure'. Prof H E Armstrong, Dr E F Armstrong, and E Horton, 'Studies on enzyme action. XVI The enzymes of emulsion (ii): Prunase, the correlate of Prunasin'. Prof H E Armstrong, and J V Eyre, 'Studies on enzyme action. XVIII. Enzymes of the emulsion type (iii): the distribution of beta-enzymes in plants'. Dr W H Woglom, 'The nature of the immune reaction to transplanted cancer in the rat'. Dr B R G Russell, 'The manifestation of active resistance to the growth of implanted cancer'. T G Brown and Prof C S Sherrington, 'On the instability of a cortical plant'. F P Knowlton and Prof E H Starling, 'On the nature of pancreatic diabetes (prelimininary communication)'. A W Porter and Dr F W Edridge-Green, 'On negative after-images and successive contrast with pure spectral colours'. Col Sir D Bruce, Majors D Harvey and A E Hamerton, Dr J B Davey and Lady Bruce, 'The morphology of the trypanosome causing disease in man in Nyasaland [Malawi]'. Prof D F Harris and Dr H J M Chreighton, 'Studies on the reductase of liver and kidney. Part I'. Leonard Hill and M Flack, 'The relation between capillary pressure and secretion. II'. Keith Lucas, 'The process of excitation in nerve and muscle' (Croonian lecture). Dr H Bayon, 'The cultivation of Trypanosoma rhodsiense (Stephens and Fantham)'. J W Crooper, 'The development of a parasite of earthworms'. Muriel Robertson, 'Notes on the polymorphism of T gambiense in the blood, and its relation to the exogenous cycle in glossina palpalis'. Dr H L Duke, 'A camel trypanosome; with some remarks on the biometric method of diagnosing trypanosomes'. Prof G Dreyer, W Ray, and E W A Walker, 'The size of the aorta in warm-blooded animals and its relationship to the body weight and to the surface area expressed in a formula'. Prof G Dreyer, W Ray, and E W A Walker, 'The size of the trachea in warm-blooded animals and its relationship to the weight, surface area, blood volume and size of the aorta'. Dr J Homans, 'The relation of the Islets of Langerhans to the pancreatic acini under various conditions of secretory activity'. E Mellanby, 'The metabolism of lactating women'. Dr F W Edridge-Green, 'Colour adaptation'. Dr G J Burch, 'On negative after-images with pure spectral colours'. H O Feiss and W Cramer, 'Contributions to the histochemistry of nerve; on the nature of Wallerian Degeneration'. H Hartridge, 'Factors affecting the measurement of absorption bands.' November 1912