Refrain, Klavierstück VIII-VII, Zyklus, Kontakte

Concert date: 
Tuesday, May 16, 1961
Works performed: 
Klavierstück VII
Klavierstück VIII
Kontakte with piano and percussion
Refrain
Zyklus
Concert venue: 
Teatro Eliseo
City: 
Rome
Programme text: 
Leopold von Knobelsdorff (dallo Studio per musica elletronica di Radio Colonia) assistente tecnico