Cairo Genizah : Medical

ʿAlī ibn ʿĪsā

Cairo Genizah

<p style='text-align: justify;'>Portion of the ophthalmological handbook of ʿAlī ibn ʿĪsā, Taḏkirat al-kaḥḥālīn (‘Memorandum for opticians’), first discourse, end of chapter 20: on the optic nerve, the anatomy of the eye and a description of how vision works, followed by the beginning of chapter 21: on eyelids, eyelashes and their functions.</p>