Kark discusses his life and training (originally from South Africa); his work in South African hospitals and the University of Natal medical school; his arrival at Mount Sinai as Director of the Dept. of Surgery; his impressions of the program; affiliations with Greenpoint Hospital and the City Hospital Center at Elmhurst and the reasons for them; his contributions; planning of space in Annenberg; why he resigned; his opinion of Drs. George James, Solomon Berson, Kermit Osserman, John Garlock, Ralph Colp, Leon Ginzburg and Samuel Klein; his opinion of the residency training program. (Interview starts on August 16, 1973 and is continued on August 21, 1973.)