They ride on AAR Type-B trucks. Louis A. Marre collection Union Pacific No. 558, built as Missouri Pacific U23B No. 2275 in 1976, leads local LKJ59 near Pacific, Mo., in October 1991. Chris Guss ...

Few things resonate sweeter than a solid father-son relationship. That’s especially true when sons proudly follow in their father’s footsteps. For locomotive engineer Robert Burkhardt, that ...