1. Sonata Op. 10, No. 1 in C minor Collection: Concert Programs (SOM) Contributers: Beethoven, Ludwig van (composer) and Ian Hobson (piano) Performance: Performance Performance Date: 1987-03-12 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.36 p.139
2. Sonata Op. 109 in E major Collection: Concert Programs (SOM) Contributers: Beethoven, Ludwig van (composer) and Ian Hobson (piano) Performance: Performance Performance Date: 1987-03-12 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.36 p.139
3. Sonata Op. 26 in A flat major "Funeral March" Collection: Concert Programs (SOM) Contributers: Beethoven, Ludwig van (composer) and Ian Hobson (piano) Performance: Performance Performance Date: 1987-03-12 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.36 p.139
4. Sonata Op. 31, No. 1 in G major Collection: Concert Programs (SOM) Contributers: Beethoven, Ludwig van (composer) and Ian Hobson (piano) Performance: Performance Performance Date: 1987-03-12 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.36 p.139