| Year | 2017 |
| Date | 17-Mar |
| Volume | 218 |
| Issue | 4,556 |
| Page | 459 |
| Category | Nautical |
| Part | 13 |
| Title | Mariner A Two Cylinder Vertical Engine |
| Author | Chris Walter |
| Notes | Continues with his description of a freelance marine type engine. Main steam line (general arrangement), main steam manifold and steam valve, oil manifold, pipes and manifold check valves |