Nussenzveig, a former visitor to Birmingham, was head of the Physics Institute of the University of Saõ Paulo where Peierls paid an extended visit in 1980. See MS. 11619/52/J.28 (Bird of Passage, p. 334).

Includes letter 28 Feb 1989 on the death of G. Beck (q.v.) and an obituary of him by Nussenzveig.