<p style='text-align: justify;'>Leaf from a Judaeo-Arabic version of ʿAlī ibn ʿĪsā, Taḏkirat al-kaḥḥālīn (‘Memorandum for opticians’), first discourse, end of chapter 18 and beginning of chapter 19, focussing on muscles and nerves in the eye (ed. Hyderabad 1964, pp. 32-33).</p>