Secretary to L L Waters, Laboratory of Pathology, New Haven, Connecticut Says Florey had left England when Waters' letter arrived - Florey returns on 8 July - consulted those of Florey's colleagues who are working on problems in which Waters is interested - suggests Waters visit Oxford on 16 July as all members of the group expect to be available - is writing to Florey to make sure date is also suitable for him. 16 June 1958