Edelmann also brought out a valuable critical new edition of Estori ha-Farḥi's "Kaftor u-Feraḥ," Berlin, 1851, and wrote "Gedullat Sha'ul," a biography of Rabbi Saul Wahl, the alleged one-day King of Poland, with an appendix, "Nir le-Dawid ule-Zar'o," the genealogy of Denis M. Samuel of London, a descendant of that rabbi, London, 1854.