Columbia subject headings:
Harvard subject headings:
American poetry
Arthur, King--Poetry.
Arthurian romances--Adaptations.
English poetry--19th century
English poetry--20th century
Princeton subject headings:
American poetry.
Arthur, King--Poetry.
Arthurian romances.
English poetry--19th century.
English poetry--20th century.
Kings and rulers--Poetry.
Middle Ages--Poetry.
Poetry.