Northern Ireland. Public Record Office
LC Linked Data Service: Authorities and Vocabularies (Library of Congress)
Northern Ireland. Public Record Office
Editorial Notes
[Use for the periods of devolved government in Northern Ireland, before 1974 and after 1999. For the main period of direct rule of Northern Ireland by the government of Great Britain, 1974-1999, use the heading Great Britain. Dept. of the Environment for Northern Ireland. Public Record Office.]

Wikidata:
Public Record Office of Northern Ireland (Q4591838)
archival institution