| Year | 1938 |
| Date | 21-Apr |
| Volume | 78 |
| Issue | 1,928 |
| Page | 379 |
| Category | Horology |
| Part | |
| Title | A Vienna Regulator Clock. With Notes on Construction of the Movement |
| Author | Geo. Gentry |
| Notes | The pendulum bob, cross-sectional plan and back elevation, the complete pendulum, the weight work, the weight, the weight pulley and line |