Columbia subject headings:
Music critics--England--London.
Musical criticism--England--London.
Opera--England--London--17th century.
Opera--Italy--17th century.
Harvard subject headings:
Music critics--England--London.
Musical criticism--England--London.
Opera--England--London--17th century.
Opera--Italy--17th century.
Princeton subject headings:
Music critics--England--London.
Musical criticism--England--London.
Opera--England--London--17th century.
Opera--Italy--17th century.