On the cunningness of the governor (ḥākim) of Sawākin; the characteristics of the traders going to Berber with his seal; and on the inquiry of the Khalīfa into this matter.
- This text has been edited in Muḥammad Ibrāhīm Abū Salīm, Muḥarrarāt ʿUthmān Diqna, Khartoum, Markaz Abū Salīm li-l-dirāsāt, 2004. See letter 85/1
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