| Year | 1992 |
| Date | 20-Nov |
| Volume | 169 |
| Issue | 3,933 |
| Page | 616 |
| Category | Stationary Engine |
| Part | 4 |
| Title | Sally. The Stuart Models S50 Mill Engine |
| Author | Tubal Cain |
| Notes | Deals with machining of port and mounting faces, steam passages and steam chest. Port- and mounting-faces, steam passages, steam chest |