University of Delaware Library

O'Casey, Sean, 1880-1964.

"Young Cassidy" manuscript

circa 1964

Descriptive Summary

Identification: MSS 099, F168

Creator: O'Casey, Sean, 1880-1964.

Title: "Young Cassidy" manuscript

Inclusive Dates: circa 1964

Extent: 1 item (9 pp.)

Abstract: Screenplay revisions loosely based on O'Casey's autobiography.

Language: Materials entirely in English.


MSS 099, F168, Sean O'Casey, "Young Cassidy" manuscript, Special Collections, University of Delaware Library, Newark, Delaware.

Shelving Summary

Shelved in SPEC MSS 099


Special Collections Department, University of Delaware Library / Newark, Delaware 19717-5267 / Phone: 302-831-2229 / Fax: 302-831-6003 / URL:


Purchase, 1987.


Processed and encoded by Debra Johnson, March 2007.

The collection is open for research.

Terms Governing Use and Reproduction

Use of materials from this collection beyond the exceptions provided for in the Fair Use and Educational Use clauses of the U.S. Copyright Law may violate federal law. Permission to publish or reproduce is required from the copyright holder. Please contact Special Collections Department, University of Delaware Library,

Biographical Note

Irish writer Sean O'Casey (1880–1964) authored essays and autobiographical works but is best known for his plays.


"O'Casey, Sean, 1880–1964." Literature Online. (accessed March 19, 2007).

Scope and Content Note

This nine-page handwritten manuscript is a series of proposed revisions for John Whiting's screenplay of "Young Cassidy," based loosely on Vol. 1 of O'Casey's autobiography, Mirror in My House.

Selected Search Terms

Personal Names
Whiting, John Robert, 1917-1963.
Topical Terms
Dramatists, Irish--20th century--Sources.
Form/Genre Terms

Related Materials in this Repository

This item forms part of MSS 099 Miscellaneous Literary and Historical Manuscripts.

Detailed Contents List

Sean O'Casey manuscript "Young Cassidy", circa 1964   [Box 8 F168]

Holograph, 9 pp.