Collectors practices and the preserving of their memories: Objects of the First World War in Nord Pas de Calais and west Flanders Journal title: ESSACHESS - Journal for Communication Studies Authors: Agnieszka SMOLCZEWSKA-TONA| Maître de conférences, Université Lille Nord, UDL3, GERIICO, F-59650 Vil... Subject(s): Social Sciences, Cultural Economics, Economic Systems