Ryan, D., & O'Brien, W. (1963). Letter from Desmond Ryan to William O'Brien accepting his offer for a collection of French books, speaking of his ill health, discussing his broadcast which spoke of [Arthur] "Griffith" [W. T.] "Cosgrave" and [Éamon] "De Valera", reviewing various pieces of Irish literature and speaking of publishing his work.

Ryan, Desmond, and William O'Brien. Letter from Desmond Ryan to William O'Brien Accepting His Offer for a Collection of French Books, Speaking of His Ill Health, Discussing His Broadcast Which Spoke of [Arthur] "Griffith" [W. T.] "Cosgrave" and [Éamon] "De Valera", Reviewing Various Pieces of Irish Literature and Speaking of Publishing His Work. 1963.