Letter from John Zachary Young, on a paper 'Observations on the discovery of a new source of food by the honeybee (Apis Mellifera L.)' by Colin Gasking Butler, to D C Martin, assistant secretary of the Royal Society Paper reference code: B47 Young is still unconvinced the paper is suitable for the Proceedings, however is happy to agree to publication if the other referee, who he presumes is an entomologist, 'feels that the information is sufficiently novel'. Recommends further changes. Written at University College London, Department of Anatomy [England]. [Published in Proceedings B, 1951]. Endorsed on recto as received 14 February 1951. 12 February 1951