Columbia subject headings:
Glees, catches, rounds, etc.
Manuscripts--England--Facsimiles.
Masses--Excerpts.
Music--Manuscripts--Facsimiles.
Part songs.
Harvard subject headings:
Manuscripts--England--Facsimiles.
Music--Manuscripts--Facsimiles
Part songs.
Princeton subject headings:
Excerpts.
Masses--Excerpts.
Masses.
Polyphonic chansons.
Songs.