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Beethoven did a lot more than you will find here. This list contains only those musical pieces that have been numbered as Opus. Also notice that there is no exact correlation between opus and year. |
| 1 |
3 Piano Trios (E-flat Major, G Major, c Minor) |
1795 |
| 2 |
3 Piano Sonatas No.1-3 (f Minor, A Major, C Major) |
1796 |
| 3 |
String Trio (E-flat Major) |
1794 |
| 4 |
String Quintet (E-flat Major) |
1795 |
| 5 |
2 Sonatas for Piano and Violincello (F Major, g Minor) |
1796 |
| 6 |
Sonata for Piano, 4 Hands (D Major) |
1797 |
| 7 |
Piano Sonata No.4 (E-flat Major) |
1797 |
| 8 |
Serenade for String Trio (D Major) |
1797 |
| 9 |
3 String Trios (G Major, D Major, c Minor) |
1798 |
| 10 |
3 Piano Sonatas No.5-7 (c Minor, F Major, D Major) |
1798 |
| 11 |
Clarinet Trio (B-flat Major) |
1798 |
| 12 |
3 Violin Sonatas No.1-3 (D Major, A Major, E-flat Major) |
1798 |
| 13 |
Piano Sonata No.8 (c Minor) ("Pathétique") |
1798-99 |
| 14 |
2 Piano Sonatas No.9-10 (E Major, G Major) |
1799 |
| 15 |
Piano Concerto No.1 (C Major) |
1798 |
| 16 |
Quintet for Winds and Piano (E-flat Major) |
1796 |
| 17 |
Horn Sonata (F Major) |
1800 |
| 18 |
6 String Quartets (F Major, G Major, D Major, c Minor, A Major, B-flat Major) |
1798-1800 |
| 19 |
Piano Concerto No.2 (B-flat Major) |
1795-98 |
| 20 |
Septet (E-flat Major) |
1799 |
| 21 |
Symphony No.1 (C Major) |
1799-1800 |
| 22 |
Piano Sonata No.11 (B-flat Major) |
1800 |
| 23 |
Violin Sonata No 4 (a Minor) |
1801 |
| 24 |
Violin Sonata No.5 (F Major) ("Spring") |
1801 |
| 25 |
Serenade for Flute, Violin, Viola (D Major) |
1801 |
| 26 |
Piano Sonata No.12 (A-flat Major) |
1801 |
| 27 |
2 Piano Sonatas
No.13 (E-flat Major) ("Sonata quasi una fantasia")
No.14 (c-sharp Minor) ("Moonlight") |
1800-01 |
| 28 |
Piano Sonata No.15 (D Major) ("Pastorale") |
1801 |
| 29 |
String Quintet (C Major) |
1801 |
| 30 |
3 Violin Sonatas No.6-8 (A Major, c Minor, G Major) |
1803 |
| 31 |
3 Piano Sonatas No.16-18 (G Major, d Minor, E-flat Major) |
1802 |
| 32 |
Song ("An die Hoffnung") |
1805 |
| 33 |
7 Bagatelles for Piano (E-flat Major, C Major, F Major, A Major, C Major, D Major, A-flat Major) |
1802 |
| 34 |
Variations for Piano (F Major) |
1802 |
| 35 |
Variations for Piano (E-flat Major) ("Eroica") |
1802 |
| 36 |
Symphony No.2 (D Major) |
1801-02 |
| 37 |
Piano Concerto No.3 (c Minor) |
1800 |
| 38 |
Piano Trio (arrangement of Op.20) (E-flat Major) |
1803 |
| 39 |
2 Preludes for Piano (both C Major) |
1789 |
| 40 |
Romance for Violin and Orchestra (G Major) |
1802 |
| 41 |
Serenade for Flute and Piano (arrangement of Op.25) (D Major) |
1803 |
| 42 |
Notturno for Piano and Viola (arrangement of Op.8) (D Major) |
1803 |
| 43 |
Ballet ("The Creatures of Prometheus") |
1800-01 |
| 44 |
Variations for Piano Trio (E-flat Major) |
1792 |
| 45 |
3 Marches for Piano, 4 Hands (C Major, E-flat Major, D Major) |
1803 |
| 46 |
Song ("Adelaide") |
1795 |
| 47 |
Violin Sonata No.9 (a Minor) ("Kreutzer") |
1803 |
| 48 |
6 Songs (after Gellert) |
1802 |
| 49 |
2 Piano Sonatas No.19-20 (g Minor, G Major) |
1792 |
| 50 |
Romance for Violin and Orchestra (F Major) |
1798 |
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