Letter from Theodore Koppanyi, Department of Pharmacology, Georgetown University, Washington DC to Howard Walter Florey, School of Pathology, Oxford Says the Committee think it would be nice for the participants in the Symposium to have an autographed, mounted photograph as a souvenir - has sent photographs to the American Embassy in London for Florey's signature - will send copy to Florey when everyone has signed - says Florey's remarks have been published in their 'Bulletin' - soon to be republished in 'Perspectives in Biology and Medicine' - will send reprints - is sending 'Bulletin'. 11 March 1965