Referee's report by Henry Hallett Dale, on a paper 'On conditions governing the form of the contraction of the gastrocnemius muscle of the frog and the sensitivity of the frog's heart to acetylcholine, Part I. The acetyl-choline-sterol balance' by G S Carter and Leslie William Mapson Sectional Committee: Physiology Not recommended for publication in the 'Proceedings of the Royal Society of London'. The authors have worked hard and there is some significance to their observations. 'They seem, however, to have worked in a persistent condition of exalted imagination, and with a complete lack of truly scientific discipline'. [Not published] Endorsed on verso as received 19 November 1936. [November 1936]