National Museum of Ireland, O'Donoghue, F., & Hayes-McCoy, G. A. (1951). Typescript letter from Gerard Anthony Hayes-McCoy, National Museum of Ireland, Dublin, to Florence O'Donoghue, Loch Léin, Eglantine Park, Douglas Road, Cork, hoping for a meeting of the Advisory Committee of the Bureau of Military History, regarding Roger Casement's boat, and informing O'Donoghue of the next meeting of the Military History Society.

National Museum of Ireland, et al. Typescript Letter from Gerard Anthony Hayes-McCoy, National Museum of Ireland, Dublin, to Florence O'Donoghue, Loch Léin, Eglantine Park, Douglas Road, Cork, Hoping for a Meeting of the Advisory Committee of the Bureau of Military History, Regarding Roger Casement's Boat, and Informing O'Donoghue of the Next Meeting of the Military History Society. 1951.