Union Pacific's Big Boys: The complete story from history to restoration covers the who, what, why, and when of the 25 popular 4-8-8-4 steam locomotives. This b
Union Pacific's Big Boys: The complete story from history to restoration covers the who, what, why, and when of the 25 popular 4-8-8-4 steam locomotives. This b
The Union Pacific Railroad "Big Boys" are often credited as having been the largest steam locomotives in the world. Although these 25 steam giants last operated