App for the exhibition "History of Things. The Origin of Objects in North Rhine-Westphalian Collections" Provenance research, i.e. researching the origin and history of objects, is the subject of the touring exhibition “History of Things” organized by the Westphalia-Lippe Regional Association (LWL). While exhibitions on this topic usually only focus on a collection area or a collector personality, the LWL exhibition is devoted to the entire spectrum for the first time: a total of ten chapters d