Fonds consists of six series: correspondence, 1939-1994, professional materials, [ca. 1933]-1993, drafts of manuscripts and collected scripts, [ca. 1930]-1994, Tessie Gillis correspondence and manuscripts, [ca. 1960]-[199-], memoirs and autobiographical reflections, [ca. 1948]-[ca. 1994], and personal materials, [19-]-1991. 1992.001-GAR