Referee's report by Eric Keightley Rideal, on a paper 'Studies in microcataphoresis - I—Technique' by H C Brown and J C Broom Sectional committee: Chemistry Recommended for publication, although it is not of great importance and he is not giving a 'strong recommendation to publish'. The work has been carried out with great care. [Published in Proceedings of the Royal Society B, 1936]. Endorsed on verso as received 11 September 1935. September 1935