Ma’amarim.

Discourses of various generations of Chabad Rebbes including the Rebbes of Kopyst and Liadi. The heading of the first discourse states: Derush al Mitzvath Bikurim Nishlach Li MeHarav Moreinu VeRabbeinu… R. Y[ehuda] Leib… MeLubavitch, 1864. R. Yehuda Leib (Mahri”l), (1811-66) was the second of the seven sons of R. Menachem Mendel of Lubavitch (Tzemach Tzedek). Because of dissension between his brothers and their supporters among the various factions of Chassidim, he moved to Kopyst where he established his own dynasty. His joyful manner of prayer, and his inspirational original discourses attracted a large following. With discourses by R. Chaim Shneur Zalman of Liadi (1814-80), who was the the third of the seven sons of the Tzemach Tzedek. In 1866, he served for three years as Rebbe in the town of Lubavitch before moving to Liadi. His younger brother R. Shmuel (the Mahara”sh) took over the leadership position in Lubavitch. A few of these discourses are recorded as “Liadi 1870” (ff. 52b-53) and are unpublished. Most are undated. See C. M. Heilman, Beth Rebbe (Jerusalem 2008) Part III, ff. 13-15.