| Year | 1980 |
| Date | 03-Oct |
| Volume | 146 |
| Issue | 3,642 |
| Page | 1,185 |
| Category | Lathe |
| Part | |
| Title | A Leadscrew Trip for the Boxford Lathe |
| Author | E.Copestake |
| Notes | The bearers, the operating rod, the backplates, the actuating lever, the release pin, the control tension springs |