Columbia subject headings:
Composers--Italy--19th century--Biography.
Composers--Italy--Biography.
Mayr, Giovanni Simone, 1763-1845.
Harvard subject headings:
Mayr, Giovanni Simone, 1763-1845--Congresses.
Music--Austria--Vienna--18th century--Congresses.
Music--Austria--Vienna--19th century--Congresses.
Princeton subject headings:
Composers--Italy--18th century--Biography--Congresses.
Composers--Italy--19th century--Biography--Congresses.
Mayr, Giovanni Simone, 1763-1845--Criticism and interpretation--Congresses.