Columbia subject headings:
Motets.
Polyphonic chansons.
Harvard subject headings:
Choruses, Sacred (Mixed voices), Unaccompanied.
Motets
Motets--Netherlands--19th century--Scores.
Motets.
Polyphonic chansons--Netherlands--19th century--Scores.
Polyphonic chansons.
Vocal ensembles--Netherlands--19th century--Scores.
Vocal nonets--19th century--Scores.
Vocal quartets--19th century--Scores.
Vocal quintets--19th century--Scores.
Vocal sextets--19th century--Scores.
Vocal trios--19th century--Scores.
Princeton subject headings:
Motets.
Polyphonic chansons.