Referee's report by Alfred Fowler, on a paper 'Physico-chemical studies of complex organic molecules. Part I.— Monochromatic irradiation' by Frank Philip Bowden and C P Snow Sectional Committee: Chemistry Recommended for publication in the 'Proceedings of the Royal Society of London'. The method is very effective. Suggests the authors clarify the use of the term 'fine stucture'. [Published in the 'Proceedings of the Royal Society of London' A, 1934] Endorsed on verso as received 17 January 1934. 15 January 1934