Houses of OireachtasDáil Debate: executions of four IRA leaders open_in_new speech, 8 December 1922
UCD Digital LibraryGroup of IFS Army soldiers firing artillery on the Four Courts photograph, 28 June 1922
Hathi Trust Digital LibraryThe struggle of the Irish people. Address to the Congress of the United States book, January 1921
UCD History HubAnglo-Irish War/War of Independence (The Irish Revolution Lecture 7) podcast, 2014
dippamRoyal Commission on Arrest and subsequent treatment of Mr. Francis Sheehy Skeffington open_in_new document, August 1916