Scope and Content COHN, Hans. Director of Rosemary Cottage.Hans Cohn Interview. Interviewed by Elizabeth McBroom. Date of interview: 11-7-90. 1 cassette (1 duplicate tape). Length of interview: undetermined. Transcript of interview: 23 pp. (1 copy of rough draft of interview).Topics of interview: Beginning of career in social work; beginning of work at Rosemary Cottage; pioneer as man as director of girls' foster home; state of Rosemary Cottage; changes in program philosophy; change...