UCD Digital LibraryGroup of IFS Army soldiers firing artillery on the Four Courts photograph, 28 June 1922
National Archives UK Cabinet Memorandum. Ireland – Capture of Four Courts. open_in_new document, 30 June 1922
Google Arts & CultureWar News No.3- Anti-Treaty Newsletter open_in_new newsletter, 30 June 1922
Warwick Digital CollectionsImage of Sackville Street after Rebellion in Dublin, April, 1916 booklet, April 1916
Flickr - NLIThe shell of the G.P.O. on Sackville Street after the 1916 Rising photograph, May 1916
Century Ireland - YouTubeSeven Signatories of the Easter Rising: James Connolly video clip, 2016
National Museums IrelandEaster Sunday Manouevres, 1916 / mobilisation order document, 21 April 1916
Decade of Centenaries timelineSir Edward Carson’s souvenir parchment of the Ulster Covenant document, 28 September 1912
Decade of Centenaries timelineUnionist Clubs and Orangemen en route to Balmoral Showgrounds photograph, April 1912