. "4686" . "785.12 |c Duo's |d Duets" . "784.1832 |c Sonatines |d Sonatinas" . "4686" . "4686 784.1832 |c Sonatines |d Sonatinas 785.12 |c Duo's |d Duets 785.8 |c Houtblazersensembles (verschillende instrumenten) |d Woodwind ensembles (different instruments) 785.81921832" . "785.8 |c Houtblazersensembles (verschillende instrumenten) |d Woodwind ensembles (different instruments)" . . . . "785.81921832" . .