Siddur Tehillat Hashem: Nusach Ha-Ari Zal according to the text of Rabbi Shneur Zolman of Liadi. New Emended Hebrew Edition with English translation by Rabbi Nissen Mangel. Published and copyrighted by Merkos L' Inyonei Chinuch, Inc. Brooklyn, New York (1978). ISBN: 0826602606 Hard cover.
This book is in excellent condition. No page markings, clean.