"Say Grandpa, What's the Story on These Big Engines?" by Frederick G. Harrison, published in 1971, is a vintage book that delves into the world of trains and transportation. This collectible piece captures the essence of railroadiana and trains, offering readers a glimpse into the intricate stories behind the big engines. With a focus on the year 1971, the book provides a unique perspective on the transportation industry during that time period, making it a valuable addition to any collection for train enthusiasts and history buffs alike.