Correspondence and recollections from K.J. LeCouteur for the Biographical Memoir.

Correspondence, recollections and information for the Biographical Memoir from: P.T. Matthews J. Mehra

Correspondence, recollections and information for the Biographical Memoir from: Paul Dirac Trust (set up on the initiative of W. Waldegrave to encourage Bristol schoolchildren to take up science) C.L. Pekeris A.B. Pippard M.H.L. Pryce

Correspondence and recollections from E. Rüdinger for the Biographical Memoir.

Correspondence, recollections and information for the Biographical Memoir from: St John's College, Cambridge A. Salam D.W. Sciama S. Shanmugadhasan

Correspondence and recollections from the UK Atomic Energy Authority (Dirac's wartime work) for the Biographical Memoir.

Correspondence, recollections and information for the Biographical Memoir from: F.H. Watt Whitehead (copy of 1936 letter to Dirac) E.P. Wigner A.H. Wilson

Correspondence with Physics Today and draft of Peierls's obituary of Dirac published in the January edition.

Correspondence with editors and Cambridge University Press on memorial volume for Dirac. Peierls's contribution was originally titled, 'Some thought Dirac odd'. Mrs Dirac felt this was unsuitable and the article appeared as 'Dirac's Way'. Includes original manuscript of N.F. Mott's contribution, 'Reminiscences of Paul Dirac'.

Correspondence, arrangements, etc for Dirac Memorial Meeting and dinner, 19 April. Includes seating plan and copy of Peierls's speech later published in Tributes to Paul Dirac.

Background information, and other obituaries and tributes on Dirac and his work, including substantial material by Casimir, Dalitz, Salam, L.M. Brown, Rohrlich and others.

Correspondence with authors, biographers, etc., requesting advice, information and interviews on Dirac.