<p style='text-align: justify;'>From an Arabic copy of ʿAlī ibn ʿĪsā, Taḏkirat al-kaḥḥālīn (‘Memorandum for opticians’), comprising chapters 57-59 of the Second Discourse, dealing with problems of the cornea: detachment, cancer, boils (ed. Hyderabad 1964, pp. 230-232).</p>