Referee's report by Derek Ainslie Jackson, on a paper ' Infra-red spectra and the solid state. III. Potassium bifluoride' by G L Coté and Harold Warris Thompson Sectional committee: Physics Paper reference code: A174 Recommended for publication in the Proceedings. Jackson comments: 'A few small alterations have been written in the text (in pencil)', as well as a remark on pg 4 line 11 of the paper regarding the quantity of potassium. [Published in Proceedings A, 1951]. Date received not given. 17 August 1951