30-1921-1 UNION PACIFIC BIG BOY #4005 W/ COAL TENDER-O QuickBooks This 10" Fastrack Terminal Straight

This 10" Fastrack Terminal Straight Track features wires pre-attached to the track

American prototype for popular eras

In the space of just 2 years

transparent red and clear with soft black tires

the smoke exhaust outlet relocated to the center of the turret

30-1921-1 UNION PACIFIC BIG BOY #4005 W/ COAL TENDER-O QuickBooks This 10" Fastrack Terminal StraightJust months before Pearl Harbor, the American Locomotive Company delivered the first Big Boy to the Union Pacific Railroad. The UP's Department of Research and Mechanical Standards had designed the locomotive for a specific task: to pull a 3600 ton train unassisted over the Wasatch Mountains in Utah. While the Big Boy is often cited as the biggest steam locomotive ever built, in fact it is not. The Norfolk & Western's Y6 and A, the Duluth Missabe &