A preliminary conversation mainly about the construction of the Rochester Cyclotron in the 1930s; comments on the Physics Department, the theorists, weekly colloquia; DuBridge as chairman and dean; Washington University's graduate program's influence on the Rochester program; work on the FP-54 vacuum tube; interest and support from Ernest O. Lawrence; design and building of cyclotron. Graduate projects; photoelectric research and cyclotron research at Rochester, cooperation with Hans Bethe at Cornell University. World War II work. Relationship of teaching and research at University of Wisconsin, Cornell University, and California Institute of Technology.