Referee's report by William Jackson Pope, on a paper 'An optically active arsonic acid possessing molecular dissymmetry. Resolution of dl-spirobis- 3:5-dioxan-4:4'-di (phenyl-p-arsonic acid)' by Charles Stanley Gibson and Barnett Levin Sectional Committee: Chemistry Recommended for publication in the 'Proceedings of the Royal Society of London'. Criticises the confused use of the terms asymmetry and dissymetry, along with some other minor points. [Published in the 'Proceedings of the Royal Society of London' A, 1933] Endorsed on verso as received 2 June 1933. [June 1933]