Letter from F.X. Martin to Florence O'Donoghue regarding the list of the Supreme Council of the Irish Republican Brotherhood provided by Agnes McCullough on behalf of her husband Denis McCullough - Martin, F. X. (Francis X.); O'Donoghue, Florence, 1895-1967 (1967)
Keywords: McCullough, Denis, -- 1883-1968; Ryan, Agnes, -- 1888-1967; Irish Republican Brotherhood. -- Supreme Council; Ireland -- History -- Easter Rising, 1916