Second referee's report by Cyril Norman Hinshelwood, on a paper 'The combustion of aromatic and alicyclic hydrocarbons I—The slow combustion of benzene, toluene, ethylbenzene, n-propylbenzene, n-butylbenzene, o-xylene, m-xylene, p-xylene and mesitylene' by J H Burgoyne Sectional committee: Chemistry He is not satisfied with the author's response to his query, as a quotation from Senenoff is no argument. He thinks there is 'too much interference with freedom of expression nowadays', but the author should make a reservation. [Published in Proceedings of the Royal Society A, 1937]. Endorsed on verso as received 18 March 1937. March 1937