Concerti:
1970 – Technical College, Ewell, England
1971 – Lyceum Theatre, London, England
1972 – TV Studios, Brussels, Belgium
1972 – Trocadero , Liege, Belgium
1975 – Shrine Auditorium, Los Angeles, USA – VIDEO:
https://youtu.be/c_Q3ual_tvY
1984 – Frank Erwin Centre, Austin, USA – AUDIO:
1987 – Hoosier Dome, Indianapolis, USA
