Keywords: Johann Kupetzky (attr) Bildnis des Malers David Hoyer.jpg attributed to David Hoyer 1667-1720 de Bildnis des Malers David Hoyer 1667-1720; Werkstattmitarbeiter Kupetzkys by 1720 Oil on canvas cm 77 58 5 unknown http //www dorotheum com Dorotheum other versions PD-old-100 DEFAULTSORT 1720<; David Hoyer Jan Kupecký 18th-century portrait paintings location missing David Hoyer 18th-century oil portraits of men at half length Brown clothing in art male Images from Dorotheum Portrait paintings holding palette and brushes Portrait paintings of painters Portraits of men wearing tricorne hats |