Referee's report by William Augustus Tilden, on a paper 'Studies on the processes operative in solutions (XXX) and on enzyme action (XX).—The nature of enzymes and of their action as hydrolytic agents' by Henry Edward Armstrong and Edward Frankland Armstrong Sectional Committee: Physiology Recommended for publication in the 'Proceedings of the Royal Society of London'. Suggests part XXV is too confrontational for the Royal Society's publications, and suggests a journal such as the Philosophical Magazine. [Published in the 'Proceedings of the Royal Society of London', 1913] Endorsed on verso as received 19 October 1912. 18 October 1912