Concerto for 4 Recorders and Continuo in G Major, Op. 19 No. 3 - Schickhardt: Concerto for 4 Recorders and Continuo in G Major, Op. 19 No. 3: II. Adagio (Ed. Armin Knab) (G大调4个木直笛和低音部协奏曲 - 柔版)