PUBLIC HEALTH LABORATORY SERVICE (Directed by the Medical Research Council for the Ministry of Health) TRAfford Park 3412 | Municipal Building, 14.3, Regent Road, Salford, 5. 2nd. April 1953 Dear Professor Lederberg, I accept the offer of an assistanship in the Department of Genetics subject to the conditions as stated in your letter of offer and to the following contingencies:- 1. The securing of a U.S visa. 2. The securing of admission to the Graduate School of the University. 3. The completion of suitable travel arrangements, . I will be able to take up the appointment on, or about, September 17th. 1953. Yours faithfully, A Qymaten