CARNEGIE INSTITUTION OF WASHINGTON DEPARTMENT OF GENETICS COLD SPRING HARBOR, LONG ISLAND, N. Y. March 26,1951 Dr.J -Lederberg University of Wisconsin College of Agriculture Agricultural Hall Madison 6, Wisconsin. Dear Dr.Lederberg: Thank you very much for your letter, I shall be happy to come to Wisconsin in Septemver,. since I expect to remain in Cold spring Harbor till the midile or end of August, the appointment date of Sept.17 fits in perfectly with my plans. I shall of course remain in candidacy for the Public Health fellowship. However, my case is not going to be discussed till the June meetings. Sincerely yours, EPleze CĂ©tben Elise Cahn