Referee's report by Richard Laurence Millington Synge, on a paper 'The configuration of the polypeptide chain in small peptides such as Gramicidin S' by N B Abbott and E J Ambrose Sectional committee: Chemistry Paper reference code: A121 Synge does not feel qualified to act as a referee for this paper, and suggests Mrs D C Hodgkin is more familiar with crystallography. [Published in Proceedings A, 1953]. Date received not given. [1952]