Engineering physics at Lehigh University, 1926-1930; graduate work in physics at University of Wisconsin, 1930-1934; Ann Arbor summer school, 1934;
Founding of the school of physics, Università di Roma, role of Orso Mario Corbino and others in recruiting young physicists; the decision to work o
Childhood, early schooling, early trips to New Mexico and Europe. Influences of parents, brother (J.
Recollections of physics community in 1920s and early 1930s; opportunities for physics work in Europe; awareness of political climate in Germany (1
Family background; early interest in physics; chance meeting with Enrico Fermi in youth and early friendship with Emilio Segrè; enrolling in physic