Referee's report by Charles Herbert Lees, on a paper 'The acoustical insulation afforded by double partitions constructed from similar components' by J E R Constable Sectional Committee: Physics Not recommended for publication in the 'Proceedings of the Royal Society of London'. Suggests holding the paper over until further investigations have been completed. Appended note states that the modifications undertaken by the author does not address the original criticisms regarding the theory. [Not published] Endorsed on verso as received 8 July 1933. [July 1933]