| Year | 1933 |
| Date | 07-Sep |
| Volume | 69 |
| Issue | 1,687 |
| Page | 233 |
| Category | Workshop Topics |
| Part | |
| Title | An Inexpensive Four-jaw Chuck |
| Author | H.W.W. |
| Notes | Cutter bar bolted to face-plate for milling jaws, jaw bolted to angle plate for drilling and screwcutting, jaw bolted on saddle for facing sides |