Columbia subject headings:
Harvard subject headings:
Berchtold zu Sonnenburg, Maria Anna Mozart, reichsfreiin von, 1751-1829--Fiction.
Mozart, Wolfgang Amadeus, 1756-1791--Fiction.
Musical fiction.
Princeton subject headings:
Berchtold zu Sonnenburg, Maria Anna Mozart, Reichsfreiin von, 1751-1829--Biography--Juvenile literature.
Composers--Biography--Juvenile literature.
Fiction.
Mozart, Wolfgang Amadeus, 1756-1791--Biography--Juvenile literature.