| Year | 1942 |
| Date | 04-Jun |
| Volume | 86 |
| Issue | 2,143 |
| Page | 550 |
| Category | Letters |
| Part | |
| Title | Gears and Gear Cutting |
| Author | Ian Bradley |
| Notes | Plan view of headstock arranged for cutter relieving, end elevation of headstock to show dispostion of link in relation to faceplate |