Columbia subject headings:
Conductors (Music)--Congresses.
Piano quintets--Scores.
Walter, Bruno, 1876-1962--Congresses.
Harvard subject headings:
Conductors (Music)--Congresses.
Piano quintets--Scores
Walter, Bruno, 1876-1962--Congresses.
Princeton subject headings:
Conductors (Music)--Congresses.
Walter, Bruno, 1876-1962--Congresses.