"Great Western Engines: Names, Numbers, Types and Classes from 1940 to Preservation" is a book that delves into the history of locomotives operating under the Great Western Railway (GWR) in the United Kingdom. It serves as a reference for railway enthusiasts, providing detailed information on the various types and classes of engines that were used during this period. This book is a valuable resource for those interested in the railwayana of the GWR era, offering insights into the naming conventions and evolution of locomotives in this iconic British railway company.