Rheinisches Archiv für Künstlernachlässe is the archive in Germany.
According to PR-model, rak-bonn.de is ranked 950,793rd in multilingual Wikipedia, in particular this website is ranked 104,480th in German Wikipedia.
The website is placed before muslimworldleague.org and after zsebi2.hu in the BestRef global ranking of the most important sources of Wikipedia.