Columbia subject headings:
Harvard subject headings:
Beethoven, Ludwig van, 1770-1827. Symphonies
Mozart, Wolfgang Amadeus, 1756-1791. Symphonies.
Schubert, Franz, 1797-1828. Symphonies.
Schumann, Robert, 1810-1856. Symphonies.
Symphony.
Princeton subject headings:
Symphony.