1. 15 Variations in E-flat major, Op. 35 on a Theme from "Prometheus" Collection: Concert Programs (SOM) Contributers: Beethoven (composer) and Jae-Hyang Koo (piano) Performance: Piano Recital Performance Date: 1987-03-24 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.36 p.147
2. Improvisations on Hungarian Peasant Songs, Op. 20 Collection: Concert Programs (SOM) Contributers: Bartok (composer) and Jae-Hyang Koo (piano) Performance: Piano Recital Performance Date: 1987-03-24 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.36 p.147
3. Sonata in B minor, Op. 58 Collection: Concert Programs (SOM) Contributers: Chopin (composer) and Jae-Hyang Koo (piano) Performance: Piano Recital Performance Date: 1987-03-24 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.36 p.147