Referee's report by James Alexander Murray, on a paper 'Effects of X-rays on mitosis and meiosis, II. A new type of effect on the first meiotic division' by M J D White Sectional committee: Zoology Recommended for publication in Proceedings, in full. The figures should be reduced. The effect can't really be described as 'new', since it was demonstrated twenty years prior. [Not published]. Endorsed on verso as received 24 July 1937. 23 July 1937