Columbia subject headings:
Harvard subject headings:
Music--Manuscripts--Facsimiles.
Operas--Excerpts--Scores
Strauss, Richard, 1864-1949--Manuscripts--Facsimiles.
Princeton subject headings:
Excerpts.
Music--Manuscripts--Facsimiles.
Operas--Excerpts--Scores.
Operas.
Scores.
Strauss, Richard, 1864-1949--Manuscripts--Facsimiles.