Referee's report by Alfred Fowler, on two papers 'The singlet bands of the hydrogen molecule. Part III' and 'The singlet bands of the hydrogen molecule. Part III' by Owen Willans Richardson and P M Davidson Sectional committee: Physics Both papers recommended for publication in Proceedings, in full. The papers are a continuation of a series of papers on this subject and so should be published. [Both papers published in Proceedings of the Royal Society A, 1929]. [Titles changed to 'The spectrum of H2. The Bands analogous to the parhelium line spectrum. —Part III' and 'The spectrum of H2. The Bands analogous to the parhelium line spectrum. —Part III']. Endorsed on verso as received 19 March 1929. March 1929