Table of Contents[ Mozart and his Constance ][ Beethoven and his "Immortal Beloved" ][ Mendelssohn and his Cécile ][ Chopin and the Countess Delphine Potocka ][ The Schumanns: Robert and Clara ][ Franz Liszt and his Carolyne ][ Wagner and Cosima ]List of Illustrations[ Wolfgang Amadeus Mozart (photogravure) . . . . Frontispiece ]