"Lionel A Collector's Guide and History: Vol. I Prewar O Gauge" is a comprehensive book published by Lionel in 1975. Written by Tom McComas and James Tuohy, this nonfiction book delves into the world of trains, railways, and hobbies, specifically focusing on Lionel trains. This hardcover book, with 110 pages, is a valuable resource for collectors looking to learn more about the history and development of Lionel trains. It provides insights into the different models, designs, and features of these iconic toys, making it a must-have for enthusiasts of model railroads and trains."