Columbia subject headings:
English drama--19th century--History and criticism.
Harvard subject headings:
English drama--19th century--History and criticism--Congresses.
English drama--19th century--Themes, motives--Congresses.
Great Britain--Colonies--In literature--Congresses.
Minorities in literature--Congresses
Noncitizens in literature--Congresses.
Theater--Great Britain--History--19th century--Congresses.
Princeton subject headings:
English drama--19th century--History and criticism.
Great Britain--Colonies--In literature.
Minorities in literature--19th century--History and criticism.
Noncitizens in literature--19th century--History and criticism.