Michael Haydn's Symphony No. 21 in D major, Perger 42, Sherman 21, MH 272, written in 1778, is believed to have been written in Salzburg. Scored for 2 oboes, 2 bassoons, 2 horns and strings, in three movements: 1. * Adagio - Allegro molto 2. * Andante, in A major 3. * Presto This symphony is the first of four by Michael Haydn to include a slow introduction before the first movement (the others are Symphonies Nos. 22, 27, and 30). All four were written between 1778 and 1785 and attached to symphonies cast in three movements (without minuets).