 These include his education by Blanche de Castille, his imprisonment and his participation in the crusades.The window is by Hirsch and A.Mongin.This stained glass window, also known as the Vitrail d'Anna Stein, the Hungarian artist who produced it, is a 1993 window honouring Santig Du/Santik Du ("petit saint noir") or Jean Discalcéat, a Quimper franciscain monk who did so much to support the poor and the sick in the 14th century.