| Year | 1936 |
| Date | 21-May |
| Volume | 74 |
| Issue | 1,828 |
| Page | 499 |
| Category | Model Marine Notes |
| Part | |
| Title | Electrical Timing Gear for Model Speed Boats |
| Author | "Artificer" |
| Notes | An electro-magnetic device for operating a stop watch, operating the stop watch, the timing device employed by J.Orme (Chesterfield SME), a "mechanical relay" system |