Chabad: First Edition Shaar Hateshuvah Vehatefillah, Sklov 1818
Deep insights on the topics of tefillah and teshuvah (repentance and prayer) – part two, by Rabbi Shalom Dov Ber Schneerson of Lubavitch, son of the Baal Hatanya, Rabbi Shneur Zalman of Ladi.
A list of owners is inscribed on the first and last page.
Stefansky, chassidus 586
Part 2:  42, 2, 5-81,  leaf | Sklov 1818 | first edition | Greenish paper | New partially leather binding | Few moth holes