OSM tag name=Blacker House matches Blacker House in these Wikidata fields:
Buildings and structures on the National Register of Historic Places in Pasadena, California | boundary=protected_area, historic |
Houses in Pasadena, California | historic=manor, building=country_house |
Houses on the National Register of Historic Places in California | historic=manor, boundary=protected_area, building=country_house, historic |