Columbia subject headings:
English drama--19th century--History and criticism.
Melodrama.
Theater--England--History--19th century.
Harvard subject headings:
English drama--19th century--History and criticism
Melodrama, English--History and criticism.
Melodrama.
Melodramas (Drama)
Theater--England--History--19th century.
Princeton subject headings:
English drama--19th century--History and criticism.
Theater--History--19th century.