McGrath, S., Stack, A., O'Connell, K., De Valera, É., & Sinn Féin. (1924). Letters from Sean McGrath, George Mortimer and others to the secretary of Sinn Féin (Dublin), with some replies and a typescript copy of remarks made by Art Ó Briain and McGrath during their trial that discredited them in Sinn Féin's view.

McGrath, Seán, et al. Letters from Sean McGrath, George Mortimer and Others to the Secretary of Sinn Féin (Dublin), with Some Replies and a Typescript Copy of Remarks Made by Art Ó Briain and McGrath During Their Trial That Discredited Them in Sinn Féin's View. 1924.