UNIVERSITY OF PITTSBURGH pPR 28 1961 SCHOOL OF MEDICINE WESTERN PSYCHIATRIC INSTITUTE AND CLINIC 3811 O'HARA STREET PITTSBURGH, PENNSYLVANIA, 15213 PHONE 683-1620 AREA CODE 412 OFFICE OF THE DIRECTOR April 2l, 1967 AND CHAIRMAN, DEPARTMENT OF PSYCHIATRY HENRY W. BROSIN, M.D. Joshua Lederberg, M.D. School of Medicine Stanford University Stanford, California 7 Dear Dr. Lederberg: | o chica It was a great disappointment to me that I was delivering papers in Richmond, Virginia when you and Herb Simon were offering papers in Pittsburgh. I would very much appreciate receiving a copy of your paper "Automated Thinking About Structural Problems in Organic ! #* Chemistry" if one is available. As I have mentioned before, I would be very happy to receive other of your papers on subjects which would 3) be comprehensible to me. . My fantasy was acutely stimulated by wondering what 2 Oliver Selfridge would say about your paper and Herb Simon's . [Lhave. written to Benjamin Kleinmuntz to see if they made a tape recording. a With best personal wishes. ° | Cordially, JAN S 1959 Pdr k igre Are “4 " cin | enn Henry W. Brosin, M.D. Director HWB:gs MAY 15 1967 ; pa sthinatiel), Agee ees ene: elepp— pr, dL. — DAA. NISOYe