The book "Practical aerodynamics of the Ka-26 helicopter" by Laletin K. is a unique work that immerses the reader in the world of aviation, revealing the secrets of aerodynamic processes associated with one of the most famous Soviet helicopters. If you are fond of aviation, engineering or just want to learn more about the principles of helicopters, then this publication will be a real find for you. The Ka-26 helicopter, created in the 1960s, became a symbol of the Soviet aviation school. Its unique design and capabilities have made it indispensable in a variety of fields, from agriculture to search and rescue operations. However, to really understand how this helicopter works, you need to delve into its aerodynamics. Laletin, with a deep knowledge of theory and practice, offers the reader a detailed analysis based on scientific data and his own experience. The book covers a wide range of topics: from the basics of aerodynamics to the complex calculations necessary for the design and operation of helicopters. Laletin not only explains the theoretical aspects, but also shares practical recommendations, which makes the material available to both students and professionals in the field of aviation. Readers will be able to learn about the impact of various factors on helicopter flight, such as speed, altitude, and environmental conditions. This book will be interesting not only to engineers and designers, but also to everyone who is fond of aviation. Students of technical universities, graduate students, as well as practicing pilots and engineers will find here a lot of useful information that will help them better understand the principles of helicopter operation and improve their skills. In addition, the book can attract the attention of aviation historians and amateurs who want to learn more about the development of helicopter construction in the Soviet Union. The topics raised in the book are still relevant today. In the face of modern challenges, such as the need to improve flight safety and the efficiency of aircraft operation, knowledge of aerodynamic principles becomes especially important. Laletin focuses on how aerodynamic optimization can lead to significant improvements in the helicopter’s performance, making his work particularly valuable to researchers and practitioners. The author's style is distinguished by clarity and accessibility of presentation, which makes it easy to assimilate even the most complex concepts. Laletin skillfully combines theory with practical examples, which makes reading not only informative, but also fascinating. His previous works are also noteworthy, as they demonstrate his in-depth knowledge and passion for aviation. If you are looking for a book that will help you understand the aerodynamics of helicopters, “Practical aerodynamics of the Ka-26 helicopter” will be an excellent choice. It is not just a textbook, but a real encyclopedia of knowledge that will open up new horizons in the world of aviation. Immerse yourself in a fascinating journey through the pages of this book and discover a world where air and technology intertwine in harmony, creating amazing machines that can conquer the sky.