Referee's report by Harold Ward Dudley, on a paper 'The combination curves, hydrogen ion regulating power and dissociation constants of gelatin' by E B R Prideaux Sectional committee: Physiology Recommended for publication in Proceedings. The paper is 'somewhat loosely written' and its presentation should be improved. A concise introduction should be added and full editorial revision of the paper is necessary. [Published in Proceedings of the Royal Society B, 1931]. Endorsed on verso as received 24 January 1931. 23 January 1931