Correspondence, manuscripts, seminar papers, tape cassettes, and printed materials. The collection includes the first and final drafts of Lieberman's Acts of Will; The Life and Work of Otto Rank (New York: The Free Press, 1985), as well as his research files for the book. There is also a heavily annotated ms. translation by J. J. Taft of Rank's Daybooks (Diaries). Other correspondence, conference papers, lecture notes, and inscribed books have been added.