Copy, letter from Archibald Geikie, Secretary of the Royal Society, to the Under-secretary of State, Colonial Office Forwards the recommendations of the Sleeping Sickness Committee on questions still to be addressed concerning the spread of the disease, species carriers, the life cycle of the fly, and ways to destroy the fly 'by means of some natural enemy'. Suggests that a research programme would need both an entomologist and an investigator 'thoroughly trained in modern laboratory methods'. p2. 16 August 1907