B&O S12 Locos:
This page is dedicated to B&O's small fleet of Baldwin S12 yard switchers. The B&O was the original owner of 5 S12 units.
B&O:
Original orders:
| Orig. road numbers | Baldwin serial no. | build date | notes |
| B&O 463-467 | 75961-75965 | 11/1953 |
S12: B&O 463 75961 11/1953 B&O 464 75962 11/1953 B&O 465 75963 11/1953 B&O 466 75964 11/1953 B&O 467 75965 11/1953