WAB S12:
This page is dedicated to WAB's small fleet of Baldwin S12 yard switchers. The WAB was the original owner of 5 S12 units.
Original orders:
| Orig. road numbers | model | Baldwin serial no. | build date | notes |
| WAB 305-306 | S12 | 75062-75063 | 4/1951 | |
| WAB 307-309 | S12 | 75823-75825 | 2/1953 |
S12: WAB 305 75062 4/1951 WAB 306 75063 4/1951 WAB 307 75823 2/1953 WAB 308 75824 2/1953 WAB 309 75825 2/1953