1. Sonata Op. 101 in A major Collection: Concert Programs (SOM) Contributers: Beethoven, Ludwig van (composer) and Ian Hobson (piano) Performance: Performance Performance Date: 1987-03-03 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.36 p.81
2. Sonata Op. 28 in D major "Pastoral" Collection: Concert Programs (SOM) Contributers: Beethoven, Ludwig van (composer) and Ian Hobson (piano) Performance: Performance Performance Date: 1987-03-03 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.36 p.81
3. Sonata Op. 31, No. 2 in D minor "Tempest" Collection: Concert Programs (SOM) Contributers: Beethoven, Ludwig van (composer) and Ian Hobson (piano) Performance: Performance Performance Date: 1987-03-03 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.36 p.81
4. Sonata Op. 7 in E-flat major Collection: Concert Programs (SOM) Contributers: Beethoven, Ludwig van (composer) and Ian Hobson (piano) Performance: Performance Performance Date: 1987-03-03 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.36 p.81