Referee's report by Leslie Ernest Sutton, on a paper 'The molecular orbital theory of chemical valency. XV. Illustrative calculations of the properties of polar bonds' by A C Hurley Sectional committee: Chemistry Paper reference code: A25 Recommended for publication in the Proceedings. Comments on a statement made on page 14, and remarks he is unable to judge the mathematical parts of the author's argument. [Published in Proceedings A, 1953]. Date received not given. 6 March 1953