| No. | Model | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|---|
| 5010 | RS-11 | 4'-8½" | Buffalo Southern (D&H) | Buffalo Southern, Eden, NY | operational | Alco, 05/1961 | |
| 28 (4129) | RS-3 | 4'-8½" | Buffalo Southern (D&H) | Buffalo Southern, Eden, NY | stored | Alco, 08/1953 | |
| 1847 (8752) | RS-18 | 4'-8½" | Buffalo Southern (CP) | Buffalo Southern, Hamburg, NY | operational | MLW, 03/1958 |