UCD History HubAftermath of The Rising and 1917 By-Elections. (The Irish Revolution Lecture 5) podcast, 2014
Houses of OireachtasCorrespondence between de Valera and Lloyd George open_in_new debate, 14 September 1921
National Archives UK Cabinet Memorandum. The Irish Situation. open_in_new document, 30 May 1922
Google Arts & CultureWar News No.3- Anti-Treaty Newsletter open_in_new newsletter, 30 June 1922