Referee's report by David Leonard Chapman, on a paper 'The interaction of hydrogen with micro-crystalline charcoal II—activated sorption of hydrogen and methane by carbon' by Richard Maling Barrer Sectional committee: Chemistry Recommended for publication in Proceedings, in full. There is no way of shortening the paper. [Published in Proceedings of the Royal Society A, 1935]. Endorsed on verso as received 8 January 1935. January 1925