Letter from Howard Walter Florey to H Joules, Central Middlesex Hospital, Park Royal, London Says questions of collection of data requested in January becomes increasingly urgent - difficult to believe that Dr Toussaint has not had time to answer letter - comments on examinations to be made - says his wife is prepared to assist by collecting specimens - is enclosing list of specimens collected from patients about whom reports have not been received - comments on this. With list. 1 March 1951