<p style='text-align: justify;'>Letter from Sulaymān to his brother Abū l-Manṣūr, complaining that he had not heard from him for a long time and accusing him of rudely ignoring him. He asks him to help the bearer of the letter, who is a merchant. Mentions Abū Naṣr b. Falak (?), Abū l-Rabīʿ and Abū l-ʿAlī. Late 13th century. </p>