The Chamber Orchestra of Pittsburgh (COP) continues its 10th Anniversary season with a rich and varied program on November 23 and 24 including the Symphony in G Major by Joseph Bologne, Chevalier de Saint George, Jean Sibelius’s Impromptu for Strings, the Danse Sacrée et Danse Profane by Claude Debussy, and Mozart’s Symphony No. 29 in A Major. Harpist Marissa Knaub Avon joins the orchestra as the special guest soloist for the Debussy.