| Year | 1920 |
| Date | 18-Mar |
| Volume | 42 |
| Issue | 986 |
| Page | 275 |
| Category | Horology |
| Part | |
| Title | An Electrically Driven Clock Made from Inexpensive Materials |
| Author | "Argus" |
| Notes | The electro magnet, winding the bobbins, assembling the parts on the backboard, electro-magnet & armature on pendulum, the wiring connections, view of the completed clock, the battery, final adjustments, adjusting the wheelwork, the clockcase |