| Year | 1954 |
| Date | 13-May |
| Volume | 110 |
| Issue | 2,764 |
| Page | 528 |
| Category | In the Workshop |
| Part | |
| Title | Constructing an Engraving Machine |
| Author | "Duplex" |
| Notes | The column bracket, the intermediate link-bar, the head link bar, the head bracket, connecting the cutter head to the pantograph, a trial run |