C'est pourquoi je suis si heureux de pouvoir continuer nos séances musicales [...]". - This beautiful letter is highly informative of Thérèse Castellan's trajectory as a female musician in a male-dominated field. In 1861 she won first prize at the Paris Conservatory playing a concert by Rodolphe Kreutzer, which started off her career as a soloist. Throughout the following three decades, Castellan often played in private settings for the European high nobility and bourgeoisie. She lived mostly in London but also toured successfully in Europe and the U.S., playing with musicians such as Adelina Patti, Christine Nilsson, and Pablo de Sarasate. - Traces of former mounting and minor browning to the upper border..