Second referee's report by Robert Robertson, on a paper 'Estimation of the combustion products from the cylinder of the petrol engine and its relation to "knock"' by Alfred Charles Glyn Egerton, F Ll Smith and Alfred Rene Jean Paul Ubbelohde Sectional Committee: Chemistry No clear statement regarding publication in the 'Philosophical Transactions of the Royal Society'. Specifically deals with Part II. Suggests rearranging the data into tabular form. The experiments are described in detail, but this is necessarily so. [Published in the Philosophical Transactions of the Royal Society] Endorsed on verso as received 9 October 1934. [October 1934]