| Year | 1920 |
| Date | 15-Apr |
| Volume | 42 |
| Issue | 990 |
| Page | 376 |
| Category | Workshop Topics |
| Part | |
| Title | A Universal Head for Grinding Small Tools and for Light Milling |
| Author | |
| Notes | W.F.Fisher latest grinding jig, previous type of grinding head, adapters for holding round tools or works & end mills, various applications of cutter edges to grinding wheel |