Referee's report by Harold Warris Thompson, on a paper 'The structure of synthetic polypeptides. II. Investigation with polarised infra-red spectroscopy' by E J Ambrose and A Elliott Sectional committee: Chemistry Paper reference code: A77 Recommended for publication in Proceedings: 'This is a paper of very great interest, and will stimulate much useful discussion.' [Published in Proceedings A, 1951]. Date received not given. 10 May 1950