Down County Museum
Downpatrick Sinn Féin monster demonstration
poster, 1919
National Archives UK
Letter from Lloyd George inviting Craig and de Valera to a conference
open_in_newdocument, 24 June 1921
National Archives UK
Irish Settlement: Proposals of the British government
open_in_newdocument, 20 July 1921
Houses of Oireachtas
Correspondence between de Valera and Lloyd George
open_in_newdebate, 14 September 1921