Op. 123
Appearance
In music, Op. 123 stands for Opus number 123. Compositions that are assigned this number include:
- Beethoven – Missa solemnis
- Ries – Piano Concerto No. 6
- Saint-Saëns – Cello Sonata No. 2
- Schumann – Festival overture on the Rheinweinlied for orchestra and chorus