page 9. a decision had been made to have a number of national laboratories. Ridge, The et | A.E.C. was supporting Oak Rmdm, Brookhaven, Argonne, and then @n a very much smaller scale, they decided that Dr. Stone should have a high-energy Whahansmuamee:TAY San Francisco. Dr. Stone 4&fidne chose the highest energy gAachine possible with reasonable planning; the General Electric Co had “ built aw70 MeV synchrotron, and they would build him a second onemgm PUBLARTHTERRI , So a special building was constructed to house ally the machine behind the main UCSF buildings; it would contain some laboratory space. Berge: Kohn: Have you seen it? No. The Laboratory was completed around 1950-1951. The synchrotron was a very large machine; it hadfo be installed, mad to work reliably, and calibrated. %&@ Dr. Stone asked me if I would head the little radiation bioJogy unit, and I accepted. befpre the machine was treating patients. Of course, I was working some years I had a small group of associates consisting of Bob Kallman, who has just retired at Stanford, where he became