Seize the night (vocal part) Helsen, Hans also available for SATB/SSA en piano Seize the night Helsen, Hans also available for SATB/SSA en piano Seize the night (vocal part) Helsen, Hans also available for SSA/SABar en piano Seize the night Helsen, Hans also available for SSA/SABar en piano Seize the night (vocal part) Helsen, Hans also available for SATB/SABar en piano Seize the night Helsen, Hans also available for SATB/SABar en piano Zwei Hölderlin lieder Nees, Vic Kooitje Helsen, Hans Boucles Coeck, Jan Hälfte des Lebens Posman, Lucien