Professor in English Department 1921-1956. Taught American literature and American drama courses.

University of Iowa professor of English,1920-1954. Correspondence.

Professor of English at the University of Iowa 1919-1928. Authority on Shakespeare and Milton. Typescripts.

Poet (numerous books from Worn Earth, 1932), editor of the O. Henry Prize Stories, 1954-1959, director of the Iowa Writers' Workshop, 1941-1967, and co-founder and director of the International Writers' Program, 1967-1976 at the University of Iowa. Literary manuscripts, correspondence, subject files, and student works documenting his career as a writer and teacher.