Орлеанская дева
Many of Cowen's unpublished orchestral manuscripts, together with the relevant orchestral performing material, are presumed lost including the Piano Concerto, the first two symphonies, the 1866 Overture, the "Festival Overture", " The Maid of Orleans", "One Too Many", "The Corsair", "The Deluge", "Saint Ursula", "Pauline", the Sinfonietta, "Niagara", "In the Olden Time", the "Barbaric March", the 1886 March, the 1886 Overture, "A Song of Thanksgiving", "St John's Eve", "Thorgrim", the ode "In Memoriam Carl Rosa", "Signa", "Harold", "The Transfiguration", "Jephthah" and the complete version of "The Magic Goblet - The Luck of Edenhall".