The book “Avant-garde: Memories and Documents of the St. Petersburg Workers of the 1890s” is a unique historical source that immerses the reader in the atmosphere of the era of revolutionary changes in Russia. Despite the fact that the author remains unknown, his work is a rich collection of memoirs, letters, diary entries and documents revealing the inner world and the struggle of the workers of St. Petersburg of the late XIX century. This book is a real storehouse of information for those who are interested in the history of the labor movement, social transformations and revolutionary activities in Russia, as well as for lovers of historical documentary and sociology. "Avant-garde" is not just a collection of historical materials This is a living picture of an era when workers, united in the first trade union organizations, fought for their rights and freedoms, facing cruelty and misunderstanding from the authorities. The author, remaining anonymous, managed to convey the spirit of the time, to show the inner feelings and hopes of those who stood at the forefront of the struggle for social justice. The book describes in detail the working conditions, life, ideas and dreams of ordinary people, their views on current events, as well as their participation in revolutionary movements. This book is especially valuable for students, historians, sociologists and anyone who wants to understand how the working classics were formed and what ideas were at the heart of revolutionary sentiments. It is perfect for readers aged 18 years and older who are interested in the history of Russia, revolutionary themes, social movements and the history of labor. Vanguard can be a reference book for those who seek inspiration in stories of struggle and hope, as well as for those who want to better understand the causes and consequences of the revolutionary events of the early 20th century. The topics raised in the book are not only the struggle for workers' rights, but also the issues of social justice, class struggle, the role of the intelligentsia and revolutionary ideas in shaping the future of the country. The author masterfully conveys the atmosphere of time, showing how personal destinies intertwined with historical events, creating a vivid picture of the era. The book is the voice of those who usually remain behind the scenes of history ordinary workers, their hopes, passions and disappointments. This makes Avangard not only a valuable historical document, but also a powerful source of inspiration for a modern reader looking for examples of courage and perseverance. The author's style is a combination of strict documentary and live, emotional storytelling. It skillfully balances between accurate fact-telling and emotional immersion, which makes reading not only cognitive but also exciting. Inspired by classical works on the history of the labor movement and revolutionary thought, the author creates a work that remains relevant today. In this context, “Avangard” can be compared with such famous works as “The History of the Working Class” or “Revolutionary Ideas in Russia”, but its peculiarity is the direct voice of the participants in the events captured in the pages of the book. If you are looking for a book that will open your eyes to the little-known but important pages of the history of Russia, will acquaint you with the inner world of those who stood at the origins of revolutionary changes, and will help you understand how ideas and moods were formed that led to radical changes. Memories and Documents of the St. Petersburg Workers of the 1890s” will be a real discovery for you. This book is not just a historical collection, but a living testimony to an era that will make you think about the value of work, struggle and hope, as well as how the ideas of the past shape our present and future.