Source et copyright
Source: The National Archives of the United Kingdom, [s.l.], Kew, Richmond, Surrey, TW9 4DU. http://www.nationalarchives.gov.uk/, Records created or inherited by the National Coal Board, and of related bodies, COAL. The Schuman Plan: NCB Papers on proposed ECSC 1950 May - Oct, COAL 95/26.
Copyright: (c) The National Archives of the United Kingdom