The book "Minei Service for September, October and November in the Church Slavonic translation according to Russian manuscripts of 1095-1097" by I. In. Yagich is a unique publication that immerses the reader in the world of ancient Russian culture and Orthodox tradition. This work is not only a scientific study, but also an important contribution to the preservation and understanding of the spiritual heritage of Russia. The book is based on mineis, church books containing services and prayers that are read on certain days of the year. Yagich, known for his deep knowledge in the field of Slavic studies and church history, offers readers carefully analyzed texts translated from the Old Slavonic language, which makes this publication especially valuable for researchers and lovers of history. The book covers three months - September, October and November, which allows you to follow the development of liturgical practice and cultural traditions in Russia in the XI century. Readers interested in the history of Orthodoxy, the culture of Ancient Russia or Slavic philology will find in this work a lot of interesting things. The book will be especially useful for students and teachers of humanitarian disciplines, as well as for anyone who wants to better understand the spiritual roots of Russian culture. It raises important topics, such as the influence of the Byzantine tradition on Russian Orthodoxy, the development of church service and the role of mines in the formation of the spiritual life of society. Yagi's style is scientifically rigorous and at the same time accessible. It skillfully combines an academic approach with a living language, making reading not only cognitive but also fascinating. His other well-known works, such as The Dictionary of the Church Slavonic Language and The History of Slavic Literature, also deserve attention and emphasize his authority in the field of Slavic studies. The book “Service Mines” is not just a set of texts it is a window into the past, which opens up to the reader the richness and diversity of the Orthodox tradition. Yagich not only translates texts, but also comments on them, explaining the context and meaning of each element. This allows the reader not only to get acquainted with the texts, but also to understand their spiritual and cultural significance. If you are looking for a deep and meaningful reading that will help you better understand Russian spirituality and culture, this publication will be a real find for you. It will not only expand your knowledge, but also allow you to touch the ancient traditions that have shaped Russian society for centuries. Do not miss the opportunity to immerse yourself in the world of “Service Mines”, which, despite their antiquity, remain relevant and important for the modern reader. This is a book that will be a valuable addition to the library of everyone who is interested in the history, culture and spirituality of Russia.