Nulla Vita Sine Musica Helsen, Hans also available for SSAA 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 Al ben je zeer uit nacht geweven Helsen, Hans 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 Je adem, je naam Helsen, Hans Silver crowns Helsen, Hans Avond Helsen, Hans Winter Skies Helsen, Hans Project Elementary Seasons, also available for SSAA Il est né le divin enfant Trad. Coeck, Jan Navidad Porres, Gonzalez Coeck, Jan O Mary don't you weep Trad. Coeck, Jan The Virgin Mary had a Baby Boy Trad. Coeck, Jan Joya (score,parts,vocal) Coeck, Jan Mercatille Coeck, Jan Missa brevis Helsen, Hans Joya (score,parts,vocal) Coeck, Jan Laetentur Caeli Helsen, Hans Fumeux fume par fumée Helsen, Hans The Virgin Mary had a baby boy Trad. Coeck, Jan Daar was laatst een meisje loos Maes, Johan