"The Later Years of Metropolitan Steam" by H C Casserley is a hardback book that delves into the world of railwayana, specifically focusing on the transportation collectables of the United Kingdom. This book is a treasure trove of information and photographs related to the later years of steam trains in the Metropolitan region, making it a must-have for any railway enthusiast or collector. Casserley's detailed exploration of this period in British railway history provides valuable insights and a nostalgic look at a bygone era of transportation.