Was the San'a' Qur'an palimpsest a work in progress? / Asma Hilali -- Yusuf al-Basir's rebuttal of Abu l-Husayn al-Basri in a Yemeni Zaydi manuscript of the 7th/13th century / Hassan Ansari, Wilferd Madelung and Sabine Schmidtke -- Ms. Berlin, State Library, Glaser 51: a unique manuscript from the e ...