National Library of Ireland 1916 exhibition
Tom Clarke
postcard & RIA Biography
National Portrait Gallery
The Mad Bull (James Craig, 1st Viscount Craigavon; Michael Collins)
cartoon, 15 February 1922
Documents on Irish Foreign Policy
Extract from statement by Michael Collins on Northern Ireland policy
open_in_newdocument, 4 February 1922
History Ireland
Tit-for-tat: the War of Independence in the northern counties
open_in_newarticle, 2012
Hathi Trust Digital Library
The struggle of the Irish people. Address to the Congress of the United States
book, January 1921
