| Year | 1945 |
| Date | 08-Mar |
| Volume | 92 |
| Issue | 2,287 |
| Page | 227 |
| Category | Electrical |
| Part | |
| Title | A Simple Electrical Timing Apparatus |
| Author | F.G.Buck |
| Notes | The working parts of the timing apparatus, wiring diagram of the complete timing circuit, an interposed relay, construction of timing apparatus, layout, a limit stop, the contact-breaker, ball-bearing pivot head with contact-maker |