“Harp Tristesse” likely refers to sad or melancholic music played on the harp. The harp is a beautiful and versatile instrument that can evoke a wide range of emotions, including sorrow and grief.
Some examples of harp music that could be considered “Harp Tristesse” include “Lament” by Marcel Grandjany, “Adagio in G Minor” by Tomaso Albinoni, and “Pavane pour une infante défunte” by Maurice Ravel.