1. "Meeting... to discuss evidence to be presented to the Lord Heyworth Committee on Social Studies" minutes, November 1963, and APSW "1st draft Evidence for Lord Heyworth Committee", undated.
2. [APSW] "The Committee on Social Studies: Schedule of Evidence (as requested by the Lord Heyworth Committee)", undated.
3-4. Questionnaires completed by the PSWs in the Adult Field and in Child Guidance: extracts.
5. "Evidence... to the Committee on Social Studies... and under the chairmanship of Lord Heyworth", January 1964.
6. "Trends in the social work services and the implications for psychiatric social work": summary of paper given by Margaret Barnes, undated, incomplete.