Letter from Henry Gerard Thornton, on a paper 'The adaptation of Bact. coli mutabile to lactose' by A C R Dean and Cyril Norman Hinshelwood, to D C Martin Paper reference code: B.40 Returning Hinshelwood's paper. Asks if there are any objections to him contacting Hinshelwood to discuss it directly. [Published in Proceedings B, 1954]. Date received not given. [c.20 November 1953]