List of papers passed for publication in the Proceedings R C Curan and T Gibson, 'The uptake of labelled substrate by human cartilage cells and its use as a test for visability'. D J Finney, FRS, 'Cross-over designs in bioassay'. C H Gallagher, J D Judah and K R Rees, 'The biochemistry of copper deficiency. I. Enzymotological disturbances, blood chemistry and excretion of amino acids'. C H Gallagher, J D Judah, and K R Rees, 'The biochemistry of copper deficiency. II. Synthetic processes'. Communicated by G R Cameron, FRS. M J Crumpton and D A L Davies, 'An antigenic analysis of Pasteurella pestis by diffusion of antigens and antibodies in agar'. Communicated by W T J Morgan FRS. Sir Charles Lovatt Evans, FRS and D F G Smith, 'Sweating responses in the horse'. J Green, 'Variation in the haemoglobin content of Daphnia'. Communicated by H Munro Fox, FRS. p53. 30 November 1955