Referee's report by Henry Hallett Dale, on a paper 'The coagulation of protein by sunlight' by Elrid Gordon Young Sectional Committee: Physiology Recommended for publication in the 'Proceedings of the Royal Society of London'. The experiments are not always given adequate detail, whereas the technical information is often given in too much detail. Suggests the author make the purpose of the paper much clearer. Considers the paper to require considerable modification. [Published in the 'Proceedings of the Royal Society of London' B, 1922] Endorsed on verso as received 8 October 1921. [October 1921]