Columbia subject headings:
Beethoven, Ludwig van, 1770-1827--Diaries.
Composers--Austria--Diaries.
Harvard subject headings:
Beethoven, Ludwig van, 1770-1827--Diaries.
Beethoven, Ludwig van, 1770-1827--Manuscripts--Facsimiles.
Composers--Austria--Biography
Princeton subject headings:
Beethoven, Ludwig van, 1770-1827--Diaries.
Composers--Austria--Biography.