Listen to Symphony No. 2 in B-Flat Major, Op. 4, B. 12: II. Poco adagio online. Symphony No. 2 in B-Flat Major, Op. 4, B. 12: II. Poco adagio is an Instrumental language song and is sung by Gennady Rozhdestvensky and USSR Ministry of Culture Symphony Orchestra. Symphony No. 2 in B-Flat Major, Op. 4, B. 12: II. Poco adagio, from the album Antonín Dvořák: Symphonies Nos. 1-4 (Live), was released in the year 2021. The duration of the song is 17:55. Download Instrumental songs online from JioSaavn.