Referee's report by Cyril Norman Hinshelwood, on a paper 'Studies on the ionization produced by metallic salts in flames II. Reactions governed by ionic equilibria in coal-gas/air flames containing alkali metal salts' by H Belcher and Theodore Morris Sugden Sectional committee: Physics Recommended for publication in Proceedings. Finds it hard to decide whether the analysis is conclusive or not. Some of the English should be modified. [Published in Proceedings of the Royal Society A, 1950]. Date received not given. 1949