German Intelligence internees were held in a number of locations throughout "The Emergency" -- Sligo Gaol, Arbour Hill Prison, Mountjoy Gaol, The Bridewell and Custume Barracks, Athlone.
Through Mrs. Brugha's contacts Schütz met with the representatives of the "Northern Group", the Belfast IRA who had taken over the organisation following the arrest of Stephen Hayes on charges of treason.