O'Brien, A. P. (1930). Letter from Annraoi Ó Briain, tendering his resignation from the executive of the Gaelic League of London, with typescript copy of Art Ó Briain’s reply refusing to accept the resignation, an anonymous note in Irish congratulating Ó Briain on his appointment to Paris and a newspaper cutting on the London-Irish.

O'Brien, Art Patrick. Letter from Annraoi Ó Briain, Tendering His Resignation from the Executive of the Gaelic League of London, with Typescript Copy of Art Ó Briain’s Reply Refusing to Accept the Resignation, an Anonymous Note in Irish Congratulating Ó Briain on His Appointment to Paris and a Newspaper Cutting on the London-Irish. 1930.