Referee's report by Cecil Henry Desch, on a paper 'The effect of thermal cycles on the structure of alloys: diffusion effects in two phase alloys' by Roger John Davis and William Hume-Rothery Sectional committee: Physics The paper is evidently valuable and will stimulate conversation in it's subject matter. Isn't competent to discuss the formula used and another referee should be used. [Published in Proceedings of the Royal Society A, 1950]. Date received not given. 1949