Notes on papers passed for publication in the Proceedings M Weatherall, 'Quantitative analysis of movements of potassium in rabbit auricles'. M Weatherall, 'Location of fractions of potassium in rabbit auricles'. H Blaschko and Rosemary Bonney, 'Spermine oxidase and benzylamine oxidase: distribution, development and substrate specificity'. Raffaella Catanzaro, E B Chain FRS, F Pocchiari and H W Reading, 'The metabolism of glucose and pyruvate in rat retina'. E B Chain, FRS, F Pocchiari and H W Reading, 'The metabolism of glutamic acid in rat retin'. Raffaella Catanzaro, E B Chain FRS, F Pocchiari and OZ Sellinger, 'The metabolism of glutamate and aspartate in rat cerebral cortical slices'. E B Chain FRS, M M Cohen, and F Pocchiari, 'Interrelationship of glucose, glutamate, and aspartate metabolism in rat cerebral cortical slices'. Anne Beloff-Chain, Raffaella Catanzaro, E B Chain FRS, L Longinotti, Ines Masi and F Pocchiari, 'The influence of glucose on acetate, alanine and pyruvate metabolism in rat cerebral cortical slices'. W D Butt and D Keilin, FRS, 'Absorption spectra and some other properties of cytochrome c and of its compounds with ligands'. D A Haydon and G V F Seaman, 'An estimation of the surface ionogenic groups of the human erythrocyte and of Escherichia coli'. L Brent, Jean B Brown and P B Medawar, FRS, 'Quantitative studies on tissue transplantation immunity: hypersensitivity reactions associated with the rejection of homografts'. p51. 1962