In music, Op. 12 stands for Opus number 12. Compositions that are assigned this number include: Adès – Arcadiana Barber – Essay for Orchestra Beethoven – Violin Sonata No. 1 Beethoven – Violin Sonata No. 2 Beethoven – Violin Sonata No. 3 Braunfels – Prinzessin Brambilla Dvořák – String Quartet No. 6 Elgar – Salut d'Amour Korngold – Die tote Stadt Larsson – Little Serenade (), suite for strings (1934) Luigini – Ballet égyptien Mendelssohn – String Quartet No. 1 Nielsen – Hymnus amoris Pierné – Piano Concerto Rachmaninoff – Caprice bohémien Saint-Saëns – Oratorio de Noël Schumann – Fantasiestücke, Op. 12 Sibelius – Piano Sonata in F major (1893) Vivaldi – Six Violin Concertos, Op. 12 Ysaÿe – Poème élégiaque in D minor, Op.12