Allen, Frederick Lewis. Only Yesterday: An Informal History of the Nineteen-Twenties, Blue Ribbon Books, 1931. One of the classic accounts of the "roaring twenties," this very readable book discusses everything from daily life to the great stock market crash in 1929.

Deutsch, Helen, and Hanau, Stella. The Provincetown: A Story of the Theatre, Farrar and Rinehart, 1931.

A history of the Provincetown Players with a chapter focusing on the production of The Emperor Jones.Appendices include reproductions of the company's theatre programs from 1916 to 1929.

Huggins, Nathan. Harlem Renaissance, Oxford University Press, 1971.

A basic treatment of this important movement in American literary history.

Miller, Jordan Y. Eugene O 'Neill and the American Critic: A Bibliographical Checklist, Archon Books, 1973.

A reference book that lists detailed publication and production data for all of O'Neill's plays along with an annotated list of contemporary reviews of these productions.

Pfister, Joel. Staging Depth: Eugene O'Neill...