Referee's report by Alfred Fowler, on a paper 'The singlet bands of the hydrogen molecule. Part I' by Owen Willans Richardson and P M Davidson Sectional committee: Physics Recommended for publication in Proceedings, in full. It is a substantial contribution to the analysis of this spectrum. [Published in Proceedings of the Royal Society A, 1929]. [Title changed to 'The spectrum of H2. The bands analogous to the line spectrum.—Part I'] Endorsed on verso as received 1929. 1929