| Year | 1924 |
| Date | 16-Oct |
| Volume | 51 |
| Issue | 1,225 |
| Page | 431 |
| Category | Workshop Topics |
| Part | |
| Title | The "Verschoyle" Patent Mandrel |
| Author | |
| Notes | The boring operation, mandrel arranged for boring, gap setting of bed, lengthening the centres (unit bar method), some accessories, boring cutter mounting, mandrel set up for saw and bench, the tools |