| Year | 1954 |
| Date | 12-Aug |
| Volume | 111 |
| Issue | 2,777 |
| Page | 191 |
| Category | Lathe |
| Part | |
| Title | Making a Leadscrew Index |
| Author | "Duplex" |
| Notes | Machining the handwheel, the index collar, gear trains for 120 and 125 divisions, the index plate, fitting a balance weight |