| Year | 1952 |
| Date | 18-Sep |
| Volume | 107 |
| Issue | 2,678 |
| Page | 371 |
| Category | Photographic |
| Part | |
| Title | Making a Workshop Camera |
| Author | "Dioptre" |
| Notes | The pivot table, the lower V-block, the quadrant, the base clamp plate, the quadrant clamp-bolt, finishing metal parts |