Referee's report by William Edward Curtis, on a paper 'Rotation-vibration bands of methyl fluoride' by Jenny Pickworth and Harold Warris Thompson Sectional committee: Physics Paper reference code: A144 Recommended for publication in the Proceedings. Curtis writes: 'I do not quite understand the statement near the foot of p.6, viz ".... the results were fitted to this equation by least squares, and also graphically, with the results.....". Were the results obtained by the two methods identical, or if not how were they derived?' [Published in Proceedings A, 1954]. Endorsed on recto as received 29 July 1953. 28 July 1953