Dvořák: Symphony No. 2 in B-flat major, Op. 4, B. 12- The Symphony No. 2 in B-flat major, Op. 4, B. 12 was composed by Antonín Dvořák between August and October 1865. Dvořák sent the score to be bound, but could not pay the binder, who kept the score. A friend of his, with whom he was sharing lodgings, Moric Anger, lent Dvořák the money to pay off the binder and retrieve his score. Later, when A..