'Correspondence up to 1952' Publications, research queries, invitations to symposia and lectures, refereeing of papers, letters of congratulation, leaving the RAAF in order to work at UCL. Includes recommendations and thesis reports. Correspondents include Sir William Drummond Macdonald Paton, Sir Henry Hallett Dale, Michael Swann, Sir Alan Lloyd Hodgkin, William (Bill) Nastuk, Rafael Lorent de No, Kenneth S. (Kacy') Cole, A V (Archibald Vivian) Hill, J L (Parky) Parkinson 1945-1952