ene {may 29 197° g S&S SCE OF Tue PRESS” ISTITUTO DI MICROBIOLOGIA E FISIOLOGIA VEGETALE Pavia, May 19, 1980 UNIVERSITA DI PAVIA VIA SANT’EPIFANIO, 14 27100 PAVIA (Italy) Prof, J. LEDERBERG The Rockefeller University 1230 York Avenue NEW YORK, NY 10021 U.S.A. Dear Josh, Many thanks for your letter of May 6th. I shall arrive in New York from Boston in the evening (19.10) of Friday June 13th. If feasible, I would like to see you during the week-end, How ever, if more convenient to you, we may meet on Monday 16th or in the first part of Tuesday. Looking forward to seeing you. Very best regards. Yours sincerely, snot