on Talmud and on Halacha (Jewish law). Works on Talmud include: Toras Gittin, commentary on Shulchan Aruch, Even HaEzer, 119-155, and chiddushim on the Talmudic treatise Gittin (Frankfort-on-the-Oder, 1813; Warsaw, 1815) Beis Yaakov, commentary on Shulchan Aruch, Even HaEzer, 66-118, and on the Talmudic tractate Ketubot (Grubeschow, 1823) Emes L'Yaakov (on aggadah) He also published his late father's works on the Talmud, including his famous novellae to Tractate Keritot Works of Halacha include: Chavas Daas, commentary on Shulchan Aruch, Yoreh Deah, 69-201; the earlier sections of Yoreh Deah (1-68) are very briefly dealt with in the form of an introduction to the work (Lemberg, 1799; Dyhernfurth, 1810, and often since in editions of the Yoreh Deah, as the Vilna 1894 ed.). In it the works of earlier commentators are discussed and somewhat pilpulistically developed. Mekor chayim, commentary on Shulchan Aruch, Orach Chayim, 429 and following, with notes on the commentaries Turei Zahav and Magen Avraham; the second part contains chiddushim on Keritot (Zolkiev, 1807; Frankfort-on-the-Oder, 1813; Warsaw, 1825; Dyhernfurth, 1827) Nesivos HaMishpat on Shulchan Aruch, Choshen Mishpat, in two parts (Dyhernfurth, Lemberg; Zolkiev, 1809, 1816; Sudilkov, 1830; and often since in Lemberg editions of Shulchan Aruch, Choshen Mishpaṭ). It is said that Nesivos HaMishpat was made famous by the strong attacks in it against the Ketzos HaChoshen of Rabbi Aryeh Leib Heller. Kehillas Yaakov, a collection of discussions and notes on several legal points in the Even HaEzer and Orach Chayim Derech Chaim on Orach Chayim (Zolkiev, 1828; Altona, 1831). This compendium is very popular and was frequently reprinted in the larger Hebrew prayer-books. These dinim are taken either from later exponents of the Law as contained in the works Turei Zahav, Magen Abraham, Pri Megadim, etc., or from his own decisions. The sources from which he borrowed are usually indicated. Other works by Rabbi Lorberbaum include: Imrei Yosher, commentary on the Five Megillot (ib. 1815 and 1819). The commentary on each Megillah is under a different name. Tzror HaMor, commentary on Song of Songs Palgei Mayim, commentary on Lamentations Talumos Chochmah, commentary on Ecclesiastes (Lemberg, 1804; Dyhernfurth, 1819) Megillas S'tarim, commentary on the Book of Esther Imrei Yosher, commentary on Ruth Masei Nissim, a commentary on the Pesach Haggadah, with the text and a short compendium of the Passover ritual (Kitzur Dinim; Zolkiev, 1807, 1835; Minsk, 1816; Dyhernfurth, 1817, and later) Nachalas Yaakov (Breslau, 1849), published by his cousin