Referee's report by Frederick George Donnan, on a paper 'The determination of atomic weights by means of the microbalance, and the values obtained for carbon, nitrogen, and fluorine' by W Cawood and H S Patterson Sectional Committee: Chemistry Recommended for publication in the 'Proceedings of the Royal Society of London'. If details were omitted, the value of the experiments and measurements would be diminished. [Published in the Philosophical Transactions of the Royal Society] Endorsed on verso as received 11 May 1936. [May 1936]