Scope and Contents The offprints and extracts are arranged chronologically. 1923.Extract, 1923, from ‘The Caledonian Medical Journal’ of an article, ‘Psycho-Analysis: An Occupational Psychosis, or Volvulus of the Psyche’, by Ivy Mackenzie. Folios 1-6.1954.Transcript, 1954, of a talk ‘Science and the Freudian Unconscious’ by Nigel Walker, broadcast on BBC radio’s ‘Third Programme’ service, 13 September 1954. Folios 7-17. 1956.Offprint,...