Collections
Letters of Sean O'Casey to Mai McCarthy
29
Letters and poems of Sean O'Casey to Máire Keating, 1917-1920
20
Letters from Sean O'Casey to Radio Éireann, 1943-1958.
9
Autograph manuscript of 'Juno and the Paycock', with typescript drafts of later versions, [ca.1923].
6
Sean O'Casey's notebooks, with miscellaneous related material, [ca. 1927-1978].
4
W. B. Yeats Library
3
William O'Brien (1881-1968) Papers, 1898-1969
3
Abbey Theatre Papers.
1
Eoin O'Mahony Papers, 1941 & 1947
1
F. R. Higgins Papers, 1900-1982
1
Frank Gallagher Papers
1
John Montague Papers.
1
Letters to Saros Cowasjee relating to his research on Sean O'Casey, 1958-1964.
1
Sean O'Casey papers, 1917-1993
1
Seán T. Ó Ceallaigh and the Ryans of Tomcoole papers, 1854-1983.
1