National Museums Ireland
Howth Gun Running, 1914
Photograph, 26 July 1914
RTE Century Ireland
Between armed rebellion and democratic revolution: the Irish Question in 1917
open_in_newarticle, 2017
Hathi Trust Digital Library
The struggle of the Irish people. Address to the Congress of the United States
book, January 1921
National Archives UK
Letter from Lloyd George inviting Craig and de Valera to a conference
open_in_newdocument, 24 June 1921