Yet other examples of work in the style of the Baghdad School include the illustrations in Kalila wa Dimna (Fables of Bidpai), (1222); a collection of fables by the Hindu, Bidpai translated into Arabic ,[13] and Rasa'il al-Ikhwan al-Safa (The Epistles of the Sincere Brethren) (1287); an example of an illuminated manuscript produced after the Mongol invasion.[14]