STANFORD’ UNIVERSITY SCHOOL OF MEDICINE STANFORD MEDICAL CENTER 300 PASTEUR DRIVE, PALO ALTO, CALIFORNIA 94304 DEPARTMENT OF GENETICS Professor Joshua Lederberg Mrs. J. Werner 1014 Montrose Avenue Laurel, Maryland Dear Mrs. Werner: A propos your letter of July 1, I thought you would be interested in the attached clipping. I have asked Dr. Kalman of our Pharmacology Depart- ment here to reply more fully to your inquiry. yaaa pn . Sincerely yours, Joshua Lederberg Lr. JosepH P. Kennepy, Jr. Laporarorizs For MOLECULAR MEDICINE dedicated to the study of mental retardation Molecular Biology Heredity Neurobiclogy Developmental Medicine