Papers of Tom Clarke and Kathleen Clarke (née Daly). Includes their own personal letters to each other and further correspondence with family, friends and political associates in Ireland and among the Irish community in America. Among the correspondents are Daly Clarke, Edward Daly, Eamon De Valera, John Devoy, John Dillon, James Egan, James Hamilton, 2nd Duke of Abercorn, Tim Harrington, Linda McKeown, Una Moran, Blainaid Ní Carnaigh, Bríd Ní Congaile, Margaret Pearse, Padraic Pearse, John Redmond and Austin Stack. Also included is documentation relating to Tom Clarke's imprisonment in Chatham and Portland prisons, the campaign to secure his release and his subsequent political activism both in Ireland. Kathleen Clarke's political engagement in organisations such as Cumann na mBan, the Irish Volunteer Dependents Fund, Sinn Fein and Fianna Fáil and her opposition to the Anglo-Irish Treaty are also represented in the collection.