| No. | Class | F.M. Whyte | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|---|---|
| 0-4-0ST | 23½" | Pen-yr-Orsedd Quarry | Ffestiniog & Welsh Highland Railways, Porthmadog, WAL | operational | Hunslet Engine Co. #707, 1899 | Named Britomart. Operates on the Ffestiniog Railway. |