| Year | 1914 |
| Date | 09-Apr |
| Volume | 30 |
| Issue | 676 |
| Page | 338 |
| Category | Workshop Difficulties |
| Part | |
| Title | Some Difficulties in Gramophone Making |
| Author | James A.Merry |
| Notes | Awarded prize in our Workshop Difficulties Competition. Sectional plan of cabinet, elevation & sectional plan of mechanism, sound arm, milling the spindle, method of cutting the teeth, jig for punching hole in spring, sound arm bends, grill trumpet mouth, grooves in side bars, special jig for turning out spigots, brake arrangement |