Columbia subject headings:
Castrati--Europe, Central--History--18th century.
Castrati--Europe, Central--History--19th century.
Masculinity--Europe, Central--History--18th century.
Masculinity--Europe, Central--History--19th century.
Harvard subject headings:
Castrati--Europe, Central--History--18th century.
Castrati--Europe, Central--History--19th century.
Masculinity--Europe, Central--History--18th century.
Masculinity--Europe, Central--History--19th century.
Princeton subject headings:
Castrati--Europe, Central--History--18th century.
Castrati--Europe, Central--History--19th century.
Masculinity--Europe, Central--History--18th century.
Masculinity--Europe, Central--History--19th century.