Agenda, meeting of the Physiology Sectional Committee Lists papers for consideration: W N F Woodland, 'The renal portal system (renal venour meshwork) and kidney excretion in vertebrata'. B Moore, E Whitley and T A Webster, 'Studies of photo-synthesis in marine algae'. T R Parsons, 'The theory of the Barcroft differential blood-gas apparatus'. D Thomson, 'Researches on the biochemistry of germs and other proteins, with special reference to the problems of immunity'. Sir Almroth Wright, 'Interaction between albuminous substances and saline solutions'. p30. 16 December 1920