DEPARTMENT OF GENETICS FACULTY OF MEDICINE, OSAKA UNIVERSITY Joancho-33, Kitaku, Osaka, Japan. November 29, 1958 Prof. J. Lederberg Department of Genetics, University of Wisconsin, Madison 6, Wisconsin, U. S. A. Dear Professor Lederberg: ve a“ a“ A few days ago, I received a letter from Dr. Hirota,’ He wrote me that you want to get a certificate which verified that he got a degree of Doctor in Osaka University ain April of this year. According to his request, I am enclosing here two copies of the document. We shall be very glad if you would give him facilities for getting more money. He told me that if this request is accepted, he will stay in your country and work with you for a few years. We hope sincerely that he can display his abilities of an investigator, with no thought of his daily living expenses. Very truly yours, A. Keteteoua— H. Kikkawa Professor, Department of Genetics, Faculty of Medicine, Osaka University, Osaka, Japan