O'Brien, A. P. (1919). Correspondence of Art Ó Briain, Envoy of Dáil Éireann in London, including correspondence with regard to the World Congress of the Irish Race in Paris and the American Association for the Recognition of the Irish Republic, together with stencilled copies of 'The Fenian' newspaper.

O'Brien, Art Patrick. Correspondence of Art Ó Briain, Envoy of Dáil Éireann in London, Including Correspondence with Regard to the World Congress of the Irish Race in Paris and the American Association for the Recognition of the Irish Republic, Together with Stencilled Copies of 'The Fenian' Newspaper. 1919.