| Year | 1949 |
| Date | 03-Feb |
| Volume | 100 |
| Issue | 2,489 |
| Page | 123 |
| Category | Horology |
| Part | |
| Title | The "Eureka" Electric Clock |
| Author | "Artificer" |
| Notes | Movement from the rear showing regulator star wheel, position of balance wheel, front view, action of contact spring, working principle of the "Eureka" clock |