Columbia subject headings:
Arthur, King--In literature--Congresses.
Arthurian romances--History and criticism--Congresses.
Harvard subject headings:
Arthur, King--In literature--Congresses.
Arthurian romances--History and criticism--Congresses.
Princeton subject headings:
Arthur, King--In literature--Congresses.
Arthurian romances--History and criticism--Congresses.