During her time as abbess , d'Harcourt wrote Life of Isabella , the biography of her friend , colleague , and eventual saint , Isabelle .
In 1263 , d'Harcourt was appointed abbess , and served as such until her death in November , 1291 .
During d'Harcourt 's time as abbess , d'Harcourt wrote Life of Isabella , the biography of her friend , colleague , and eventual saint , Isabelle .
In 1263 , d'Harcourt was appointed abbess , and served as such until her death in November , 1291 .