Referee's report by Cyril Norman Hinshelwood, on a paper 'The pyrolysis of methane, ethane and n-butane on a platinum filament' by A J B Robertson Sectional committee: Chemistry Recommended for publication in Proceedings, However, the results are preliminary and qualitative and don't justify the paper's length. [Published in Proceedings of the Royal Society A, 1949]. Endorsed on recto as received 17 May 1949. May 1949