Bureau of Military History
The Minister of Defence orders that the Convention be not held
newsletter, 31 March 1922
Google Arts and Culture
Instructions to Plenipotentiaries from Cabinet
open_in_newdocument, 7 October 1921
Hathi Trust Digital Library
The struggle of the Irish people. Address to the Congress of the United States
book, January 1921
RTE Century Ireland
Introducing de Valera – The East Clare by-election and the rise of an Irish political leader
open_in_newarticle, 2017