Hymne d’Actions de Gráce (Te Deum); La Nativité; Rosa Mystica, Messe Solennelle; Missa Salve Regina Two engaging and unusual settings of the Mass are sung by Westminster Catheral Choir accompanied by the English Chamber Orchestra Brass Ensemble, conducted by David Hill, with three splendid organ works interspersed, played by James O’Donnell and Andrew Lumsden.