<p style='text-align: justify;'>A letter referring to family and business matters, sent from Abū l-Bayān to his father. Many names are mentioned, including Abū l-Mufaḍḍal, Maʿālī b. Qisqās, Abū l-Riḍā and Abū Isḥāq b. Pinḥas. Also mentions the toponyms Cairo and Tinnīs. </p>