| Year | 1918 |
| Date | 15-Aug |
| Volume | 39 |
| Issue | 903 |
| Page | 87 |
| Category | Workshop |
| Part | |
| Title | Repairing a Scroll Chuck |
| Author | G.Gentry |
| Notes | Parts of a lever scroll chuck in course of repair, showing method of tightening up a lever scroll chuck, the repair completed, section of a lever scroll chuck, the ring after turning drilling and gashing |