RUTGERS UNIVERSITY The State University of New Jersey INSTITUTE OF MICROBIOLOGY OFFICE OF THE DIRECTOR June 18, 1954 NEW BRUNSWICK, NEW JERSEY Dr. Joshua Lederberg The University of Wisconsin College of Agriculture Department of Genetics Madison 6, Wisconsin Dear Dr. Lederberg: I am in receipt of your letter of June 11. We were very happy indeed to have you and your wife with us during the dedication of the Institute of Microbiology. Your own contribution has added materially towards making the symposium a marked success. I hope that when you have an opportunity to come again this way that you will take a little more time so that we can discuss at leisure various problems of mutual interest. Iam transmitting your bill to Mr. Isaacs who will attend to it shortly. We are looking forward to receiving from you the final copy of your address. With kindest regards, IJ am Cordially yours, Selman A. Waksman SAW:DP