|Model||Build Date||Builder's Number||Prime Mover||Horsepower|
Union Pacific 439B (Built as an SD24B)
Illinois Central Gulf 2008 (Rebuilt as an SD20)
2052, 2012 and 1848 in Janesville.
2052, 6579 and 6641 pull the JH out of the Pearl Street Yard in Janesville. 6604 sits by the roundhouse.