eR VOADE Ma Oo; MEDS oe PE ye be be, cma INSTITUTE OF NEW ANTEBEOTIEC June 4, 1980 Dear Professor Lederberg: I remember with great pleasure meeting you some years ago in Geneva on the occasion of a meeting of Advisory Committee on Medical Research of the World Health Organiza- tion. Earlier this year I received an invitation from The New York Academy of Sciences to join the Academy. For this purpose they need a lester of recommendation from one of their members. I worked with the late Professor Tatum in 1965 in the Rockefeller University, and I am sending you herewith some of my publications. .J should be grateful if you could kindly send a letiver of recommendation for my ele- ction to the New York Acadeny of Sciences to the following address: Dr Sidney Borowitz Executive Director THE NEW YORK ACADEMY OF SCIENCES 2 East 63rd Street | New York City 10021 Sincerely yours, DF Gaur | Professor G.F. Gause, Director