Columbia subject headings:
Dramatic music--France--History and criticism--Congresses.
Music--19th century--History and criticism--Congresses.
Harvard subject headings:
Conference papers and proceedings
Dramatic music--France--Congresses.
Music--19th century--Congresses.
Princeton subject headings:
Dramatic music--France--History and criticism--Congresses.
Music--19th century--History and criticism--Congresses.