83. Letter to ʻAbd al-Malik ibn Marwān, Caliph, 642-705 from ʻAbd Allāh ibn Ibād , mainly on the theme of the leadership of the community.
84. Letter which descended from heaven in Rome, in time of Patr. Athanasius, AG. 1255, 25 Dec. [A. D. 943], in Karshuni
100. A list of mainly* Arabic book titles, some relating to Christian authors, arranged under 14 subject headings