Referee's report by John Norman Collie, and accompanying letter, on a paper 'The decomposition of ozone by heat' by Edgar Philip Perman and Richard Henry Greaves Recommended for publication in the 'Proceedings of the Royal Society of London'. Suggests sending the paper to James Walker for his opinion. William Ramsay has also read the paper and agrees with the referee. Believes that Herbert Brereton Baker has been too critical [RR/17/209]. [Published in the 'Proceedings of the Royal Society of London'] Endorsed on verso as received 22 January 1908. 17 January 1908