Description on Youtube:
Ernest Bloch's (1880-1959) haunting Piano Quintet (1923), performed by the Warsaw Piano Quintet with Władysław Szpilman.
I. Agitato: 0:03
II. Andante mistico: 8:43
III. Allegro energico: 18:49
Sadly, the audio has been edited by someone, which leads to noise reduction on the one hand, but lack of the audio quality on the other hand.