Big Boy Locomotive (1/87 Scale) Vehicle Model Kit Roadname_Weyerhaeuser(CLC) used truss rod frame maintenance

used truss rod frame maintenance of way cars fitted with arch bar trucks well into the early 1970s

and the other side holds invisible ink

Roadnumber in the image may be incorrect

a perfect display piece for the home or office

Big Boy Locomotive (1/87 Scale) Vehicle Model Kit Roadname_Weyerhaeuser(CLC) used truss rod frame maintenanceDetails: The American Big Boys are among the longest and largest series steam locomotives ever built in the world. During the late 1930s, Union Pacific often used auxiliary locomotives to haul trains from Ogden, Utah to Wasatch over a steep pass. UP wanted to simplify this system and commissioned its own development department to design a new locomotive that could pull a 3,600 t train (up to a maximum of 4,200 t) up the steep pass. The 25 Big Boy