Referee's report by William Ramsay, on a paper 'Some new observations on the static diffusion of gases and liquids and their significance in certain natural processes occurring in plants' by Horace Tabberer Brown and F Escombe Sectional committee: Physics and chemistry Recommended for publication in Philosophical Transactions, in full. The expressions 'vapour-tension' and 'tension' should be changed to 'pressure' and 'vapour-pressure'. All the illustrations should be reproduced. [Published in Philosophical Transactions B, 1900]. Endorsed on verso as received 18 June 1900. June 1900