Referee's report by Lancelot Thomas Hogben, on a paper 'The resistance to desiccation of Drosophila mutants affecting body colour' by Hans Kalmus Sectional Committee: Zoology Recommended for publication in the 'Proceedings of the Royal Society of London'. Addresses report to John David Griffith Davies. Suggests the communicator, John Burdon Sanderson Haldane, review the paper for correct use of language. Contains extra question - 'Is there any information contained in the paper which likely to be of value to the enemy?' Referee replies no. [Published in the 'Proceedings of the Royal Society of London'] Endorsed on recto as received 30 April 1941. 28 April 1941