OSM tag name=Mathematisch-Physikalischer Salon matches Mathematisch-Physikalischer Salon in these Wikidata fields:
Horological museums in Germany | building=museum, tourism=attraction, tourism=gallery, tourism=museum, historic=museum |
Libraries established in 1556 | amenity=library |
Museums established in 1724 | building=museum, tourism=attraction, tourism=gallery, tourism=museum, historic=museum |