WSOR 3501
| Model | Build Date | Builder's Number | Prime Mover | Horsepower |
| GP35 | 5/64 | 29558 | 16-567D3A | 2500 |
Unit History:
Southern Pacific 7422
Southern Pacific 6584
WSOR 6584
WSOR 3501
3501 switches the UW-Madison heating plant in November of 1999.
3501, 1848 and 2054 in Janesville (5/17/01)
Roof shot of 3501 on the outskirts of McFarland, with 1848 in the foreground.
