[ERUDITION] Rabbi Nissim Ben Jacob CAIROVANENSI, Sefer Ha-Mafteah [Clavis Talmudica]. Vienna, 1847. In-8, work in Hebrew with notes by J. Goldenthal. Bound in richly decorated chagrin, gilt edges. Smooth spine, also richly decorated. Keywords: judaica, jew, jewish, hebrew, rabbis, jewish, torah, hebrew, hebraica, judaism, synagogue, zionism, pessah, pessach, haggada, haggadah, hagada, hagadah, passover, menora, menorah, hannuka, hannuca, hannucca, hanouccah, torah, juden, israélite, Israël, antisemitism, antisémitisme, dreyfus, meguila, sepharade, sefarad, ketouba