| Year | 2016 |
| Date | 15-Apr |
| Volume | 216 |
| Issue | 4,532 |
| Page | 568 |
| Category | Nautical |
| Part | 3 |
| Title | Mariner A Two Cylinder Vertical Engine |
| Author | Chris Walter |
| Notes | Continues with his description of a freelance marine type engine. Valve gear expansion link, die blocks, 'L' levers, return lever (radius rod or stepped valve rod), link lever |