Referee's report by George Paget Thomson, on a paper 'The catalytic properties and structure of metal films. Part II. —The electrical condition of platinum films' by George Ingle Finch and A W Ikin Sectional Committee: Physics Recommended for publication in the 'Proceedings of the Royal Society of London'. The conclusion is not well supported by the evidence presented. This part o the paper should be revised to clear up the techincal point. [Published in the 'Proceedings of the Royal Society of London'] Endorsed on verso as received 10 February 1934. nd [February 1934]