Handbook of Hydraulic Calculations by P. G. Kiselev and his colleagues are an indispensable source of knowledge for anyone interested in hydraulics, water supply and wastewater design, as well as for engineering students. This guide is not just a collection of formulas and tables; it is a holistic guide that helps the reader to understand more deeply the complex processes occurring in systems related to the movement of liquids. From the first pages of the book, the authors immerse the reader in the world of hydraulic calculations, starting with the basics and gradually moving to more complex topics. It addresses important aspects such as determination of pressure losses, choice of pipelines, calculation of pumping stations and much more. Each section is accompanied by practical examples and tasks, which makes the material more accessible and understandable. This is especially useful for students and young professionals who are just beginning their journey in engineering. The book will be of interest not only to students, but also to practicing engineers, designers and researchers involved in the design and operation of hydraulic systems. It will become a reliable assistant for those who seek to improve their skills and knowledge in the field of hydraulics. The handbook may also be useful for teachers who are looking for quality materials for their courses. The topics raised in the book cover a wide range of issues related to hydraulic calculations. The authors pay attention to both theoretical foundations and practical aspects, which allows the reader not only to master the necessary formulas, but also to understand how to apply them in real conditions. An important feature of the directory is its accessibility: even complex concepts are explained in simple and understandable language, which makes it ideal for a wide audience. The author's style is clear and logical, which makes it easy to digest information P. G. Kiselev is a well-known specialist in the field of hydraulics, and his experience and knowledge are reflected in every page of the book. He is also the author of other works on engineering calculations and design, which confirms his authority in this field. The Hydraulic Calculations Handbook will be useful for those who are looking not only for theoretical knowledge, but also for practical recommendations. Readers interested in topics such as water systems design, pump calculation, pipeline optimization, and flow management will find much useful information in this book. If you want to deepen your knowledge in the field of hydraulics or just looking for a reliable source of information for your work, this guide will become your faithful companion. It will help you not only to understand complex calculations, but also to learn how to apply the knowledge gained in practice, which is especially important in the rapidly changing world of engineering. Thus, the Handbook of Hydraulic Calculations is not just a book, but a whole world in which everyone who wants to become a true professional in his field should immerse himself. Do not miss the chance to discover all the intricacies of hydraulic calculations and take a step towards a successful career in engineering!