Columbia subject headings:
Music and war--Europe--History--19th century--Congresses.
Music and war--Europe--History--20th century--Congresses.
World War, 1914-1918--Music and the war--Congresses.
Harvard subject headings:
Music and war--Europe--19th century.
World War, 1914-1918--Music and the war.
Princeton subject headings:
Music and war--Europe--19th century.
World War, 1914-1918--Music and the war.