The collection contains materials about Seumas O'Kelly, an Irish journalist and writer, collected by his nephew Alphonsus Sweeney. Materials include Sweeney’s correspondence regarding O'Kelly's life and work as well as O’Kelly’s short stories, novellas, plays, and radio plays. Some of his writings are in the form of typscripts and galley proofs. Of special note is a letter to Sweeney from the Irish literary figure Padraig Colum. Other materials about O’Kelly include lectures and articles.