I wish to express my heartfelt thanks to the libraries which hold the manuscripts used in the edition of this book : the Cambridge University Library , the Bodleian Library of Oxford University , the British Library , the library of the Jewish Theological Seminary in New York , the russian National Library in St . Petersburg , and the Osterreichische Nationalbibliothek in Vienna . I also wish to thank the Institute of Microfilmed Hebrew Manuscripts of the Jewish National and University Library in Israel . My thanks also go to Prof . Yaacov Choueka , director of Genazim , a unit of the Friedberg Genizah Project , Jerusalem , for his assistance in obtaining the images published on pages 176–178 . ABSTrACT rav Samuel ben ofni served as the Gaon ( Head ) of the Sura academy in Baghdad from ca . 998 until his death in 1013 . rav Samuel ben ofni was a prolific writer who composed about sixty-five works on Biblical exegesis , Talmudic exegesis , Halakhah , Talmudic methodology , and theology ...
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