A general survey of architectural change caused by the emergence of new techniques and materialsSixieme congres de l'Union Internationale des Architectes, Londres, du 3-7 juillet 1961 : guideFinal report of the sixth congress of the International Union of Architects, London, 3-7 july, 1961The architecture of technology = L'architecture de la technologie = La arquitectura de la tecnologia : sixth congres of the International Union of Architects, London 3-8 juli 1961