Referee's report by Horace Tabberer Brown, on a paper 'A study of the mechanism of carbon assimilation in green plants' by Francis L Usher and J H Priestley Sectional Committee: Chemistry Recommended for publication in Proceedings. The paper very interesting, valuable, and full of promise for further developments. [Published in Proceedings of the Royal Society B, 1906]. Endorsed on verso as received 8 January 1906. January 1906