11. Variations on a Swedish Folktune: Theme, Variation I, II, III, IV Collection: Concert Programs (SOM) Contributers: Dahl, Ingolf (composer) and Cindy Marquess (flute) Performance: Flute Club Recital Performance Date: 1973-12-14 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.22 p.230
12. Variations on a Swedish Folktune: Variation V, VI, VII Collection: Concert Programs (SOM) Contributers: Dahl, Ingolf (composer) and Susan Elliot (flute) Performance: Flute Club Recital Performance Date: 1973-12-14 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.22 p.230