Referee's report by William Hobson Mills, on a paper 'A method of measuring the velocity of very rapid chemical reactions' by Hamilton Hartridge and Francis John Worsley Roughton Sectional Committee: Chemistry Recommended for publication in the Proceedings of the Royal Society of London. Suggests making the discussions of the principles more concise. The apparatus could have been described 'in connexion [sic] with its use in the investigation of some scientific problem'. [Published in the 'Proceedings of the Royal Society of London' A, 1923] Endorsed on verso as received 12 July 1923. 10 July 1923