Correspondence, papers and minutes for the Provisional Committee, General Council and British Group of the International Centre for Regional Planning and Development (ICRPD). The file includes: an agenda for a meeting considering setting up the Scottish Group, the report and list of participants on the British Group study day held at the London School of Economics on 21 November 1959 entitled "Economic forces leading to Urban Concentration", some hand-written notes, in Percy Johnson-Marshall's hand regarding architectural education, a set of hand-written lecture notes entitled "Planning and the public", an assortment of themed and Ordnance Survey topographic maps of Surrey. Also some correspondence between Alfred Potter, Secretary of the Town Planning Institute (later the Royal Town Planning Institute) and Sir Colin Douglas Buchanan of the Ministry of Town and Country Planning, regarding an employment issue.