Columbia subject headings:
Harvard subject headings:
Masses, Unaccompanied--Excerpts.
Music--Manuscripts
Part songs, French.
Part songs, Italian.
Part songs, Latin.
Princeton subject headings:
Excerpts.
Facsimiles.
Madrigals, Italian.
Masses--Excerpts.
Music--Manuscripts--Facsimiles.
Part songs, Latin.
Polyphonic chansons.