1. Liederkreis, Op. 39 Collection: Concert Programs (SOM) Contributers: Schumann (composer), Ivan Thomas (baritone), and Barbara Burnham (pianist) Performance: Masters of Music Voice Recital Performance Date: 1976-02-04 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.25 p.33
2. See, the Raging Flames Arise (Joshua) Collection: Concert Programs (SOM) Contributers: Handel (composer), Ivan Thomas (baritone), and Barbara Burnham (pianist) Performance: Masters of Music Voice Recital Performance Date: 1976-02-04 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.25 p.33