Copy letter from Florence O'Donoghue to Éamon De Valera enclosing copies of the clauses and addenda of the Irish Republican Brotherhood Constitution - O'Donoghue, Florence, 1895-1967; De Valera, Éamon, 1882-1975 (1964)
Keywords: Irish Republican Brotherhood; Ireland -- History -- 1910-1921; Ireland -- History -- War of Independence, 1919-1921