Listen to Symphony No. 4 in B-Flat Major, Op. 60: IV. Allegro ma non troppo online. Symphony No. 4 in B-Flat Major, Op. 60: IV. Allegro ma non troppo is an English language song and is sung by Rundfunk-Sinfonieorchester Saarbrücken. Symphony No. 4 in B-Flat Major, Op. 60: IV. Allegro ma non troppo, from the album Stanislaw Skrowaczewski: 90th Birthday Collection, was released in the year 2013. The duration of the song is 6:23. Download English songs online from JioSaavn.