A distinguished Hebrew scholar, born at Neisse, in Silesia, of Jewish descent; was trained from his boyhood to familiarity with the Hebrew and Chaldea languages; studied under Boeckh at the university of Berlin; came to England, and in 1855 obtained a post in the library of the British Museum; had made a special study of the "Talmud," on which he wrote a brilliant article for the Quarterly Review, to the great interest of many; his ambition was to write an exhaustive treatise on the subject, but he did not live to accomplish it; died at Alexandria, whither he had gone in the hope of prolonging his days (1829-1873).