Referee's report by William Cudmore McCullagh Lewis, on a paper 'A theory of electro-kinetic effects in solution; reactions between ions and polar molecules' by E A Moelwyn-Hughes Sectional committee: Chemistry Recommended for publication in Proceedings. The theoretical ideas are not at fault, but the paper should be referred back to the author for correction of certain mathematical errors and a recalculation of data. [Published in Proceedings of the Royal Society A, 1936]. Endorsed on verso as received 8 July 1936. 19 July 1936