The Steam Railways of Britain Pocket Encyclopaedia of World Railways by O S Nockw/DJ is a comprehensive guide to the world of railways, specifically focusing on Britain's steam railways. Published in 1967, this pocket encyclopaedia provides detailed information and insights into the history, operations, and impact of steam railways in Britain. With a practical size and informative content, this book is a valuable resource for railway enthusiasts and historians interested in exploring the steam railway era in Britain.