Letters from the British Committee for Portuguese Amnesty and the West European Conference for Amnesty: for Portuguese political prisoners and exiles.
Includes booklets titled Portugal: The Price of Opposition and Prisons and Prisoners in Portugal: An Independent Investigation by Lord Russell of Liverpool.
Correspondence is from Helen Ward, and regards the release of political prisoners including Manuel Rodrigues da Silva. Includes a typescript reply from Britten's secretary J.W. Cullum.