"6320" . "783.15 |c Kwintetten (verschillende zangstemmen) |d Quintets (different singing voices)" . "783.1526" . "6320 782.26 |c Motetten |d Motets 783.15 |c Kwintetten (verschillende zangstemmen) |d Quintets (different singing voices) 783.1526" . . "782.26 |c Motetten |d Motets" . . . "6320" . .