In this volume is presented an edition, with translation and introduction, of the commentary on Esthera "the first completely extant representative of this medieval Jewish genrea "by Yefet ben a ~Eli ha-Levi, one of the preeminent litterateurs of the Karaite a oeGolden Agea (10tha "11th centuries).
הספרייה היהודית בימי הביניים: רשימות ספרים מגניזת קהיר