National Library of Ireland 1916 exhibition
Tom Clarke
postcard & RIA Biography
History Ireland
Tit-for-tat: the War of Independence in the northern counties
open_in_newarticle, 2012
National Archives
Home Rule : Government of Ireland Amendment Bill
open_in_newdocument, 23 April 1918
Hathi Trust Digital Library
The struggle of the Irish people. Address to the Congress of the United States
book, January 1921
