Referee's report by Nevil Vincent Sidgwick, on a paper 'The constitution of heavy water' by I Ramakrishna Rao and P Koteswaram Sectional committee: Chemistry Recommended for publication in Proceedings, in full. He doesn't feel entirely competent to judge the paper. The paper should be referred to an expert in Raman work. [Not published]. Endorsed on verso as received 1 January 1938. 3 December 1937