The author aims to give 'a concise and practical presentation of the processes involved in designing a modern yacht'. so that the operations can be grasped by men without a technical education.There are chapters on displacement, the lateral plane, design, stability, ballast, the sail plan, and construction. A thirty-foot cruiser is made the basis of the calculations, and a number of tables is appended to abridge the figuring of important details. The book is illustrated with numerous outline drawings and plates. The book will undoubtedly be serviceable to everyone interested in the subject and possessed of enough technical knowledge to understand it. -N. Y.

Times.