"Great Western Shed Diagrams by E.G.F. Haswell" is a book that focuses on the detailed diagrams of railway sheds used by the Great Western Railway (GWR) during its operation. The book is a valuable resource for railway enthusiasts and historians interested in the company's infrastructure and operations. With a specific focus on the GWR, this book provides insight into the railway's shed diagrams and sheds light on the company's history and railwayana.