MTH HO scale Union Pacific no. 4006 Big Boy 4-8-8-4 hauling a reefer block around a model train layout set in 1954.
Member video: Union Pacific Big Boy HO scale steam locomotive
By Angela Cotey | February 24, 2015
| Last updated on February 11, 2021
Watch this HO scale steam locomotive haul a freight train through detailed scenes on this model railroad
