Letter from Howard Walter Florey to A C Ritchie, Pathology Department, McGill University, Montreal Says Robb-Smith knows a New Zealander, who is considering post in Ritchie's department and who will write direct if interested - has no-one in his department - heard from Sanders and Shubik of Ritchie's marriage - sends best wishes - sorry to hear of Duff's death - thought Duff looked ill when he saw him in July. 18 December 1956