| Year | 1938 |
| Date | 25-Aug |
| Volume | 79 |
| Issue | 1,946 |
| Page | 189 |
| Category | Model Marine Notes |
| Part | |
| Title | In the Wake of the Power Boats |
| Author | The Spectator |
| Notes | Meth. fuel, engines for 2-footers, our destroyer model, arrangement of gears to suit twin shafts, sketch of a reliable coupling between engine and shaft |