| Year | 1991 |
| Date | 20-Dec |
| Volume | 167 |
| Issue | 3,911 |
| Page | 704 |
| Category | Lathe |
| Part | 1 |
| Title | A Quick Change Gearbox for the Myford 7 Series Lathes |
| Author | David Machin |
| Notes | Gives an account of the building of the box. Castings from N.S. & A.Hemingway, a general description of the gearbox |