Actuacions passades 1954 — Ahir
BBC Radio 3 Summer Invitation Series - A 40th Birthday Showcase, DebussyHenkemansSchumannMatthews, D.
Ulster OrchestraFirst Mozart-Matinee – Helen Watts, Hans Henkemans, Mozart
Salzburger FestspielePiano
Veure programa, repartiment i equipSixth Orchestral Concert – Concertgebouw Orkest Amsterdam, Eugen Jochum, BrittenHenkemansBeethoven
Salzburger FestspielePiano
Veure programa, repartiment i equipSecond Mozart-Matinee – Mozarteum-Orchester, Hans Henkemans, Mozart
Salzburger FestspielePiano
Veure programa, repartiment i equipThird Mozart-Matinee – Camerata Academica des Mozarteums, Teresa Stich-Randall, Hans Henkemans, Mozart
Salzburger FestspielePiano
Veure programa, repartiment i equipFirst Mozart-Matinee – Camerata Academica of the Mozarteum, Mozart
Salzburger FestspielePiano
Veure programa, repartiment i equip