In the example of research at the Museum Rietberg, the history of the art market for Chinese art from the provenance perspective presents itself as a history of collections. The article will demonstrate that an investigation into early art collectors can provide answers to the question when, how and in which context art works from China were appreciated, exhibited and sold. In the substantial history of art transfers, the era of National Socialism is one period that forms a focus of provenance research, but excavations, missions, scientific field trips, adventurer travels and many other contexts are also included in the wide definition of provenance research at the Museum Rietberg. Initial research on the von der Heydt collection found that...