Referee's report by Francis Arthur Freeth, on a paper 'Two-phase equilibrium in binary and ternary systems IV. The system ethane-propylene' by Hui Lu, Dudley Maurice Newitt and M Ruhemann Sectional Committee: Chemistry Recommended for publication in the 'Proceedings of the Royal Society of London'. Comments on some of the wording. Contains extra question - 'Is there any information contained in the paper which likely to be of value to the enemy?' Referee replies no. [Published in the 'Proceedings of the Royal Society of London'] No received date. 29 April 1941