Comprised of the following:
PP/GSW/D/2 : 'The Public Health Laboratory Service. Facilities for General Practitioners', British Medical Association address, 25 September 1947, 7 page typescript draft; 'The Public Health Laboratory Service', Milroy Lecture to the Royal College of Physicians, 10 February 1948, Reprint only
PP/GSW/D/3 : 'The Public Health Laboratory Service', Holme Lecture, University College Hospital Medical School, London, May 1960, Invitation; manuscript notes; 'Bart's Lecture on PHLS', 8 March 1962 Brief correspondence re arrangements; manuscript notes
PP/GSW/D/4 : 'EPHLS and PHLS', Dip. Bact., 1975. Manuscript notes; 'Outline of Lecture on PHLS', Guildford, 5 December 1979. Manuscript notes; Lecture on Public Health Laboratory Service for M.Sc. Course, 1981. Manuscript notes
PP/GSW/D/5 : Miscellaneous notes, background material for lectures on Public Health Laboratory Service