Columbia subject headings:
Music--Manuscripts--Facsimiles.
Operas--Scores.
Sulla, Lucius Cornelius--Drama.
Harvard subject headings:
Princeton subject headings:
Bach, Johann Christian, 1735-1782--Manuscripts--Facsimiles.
Music--Manuscripts--Facsimiles.
Operas--Scores.
Operas.
Scores.
Sulla, Lucius Cornelius--Drama.