| Year | 1912 |
| Date | 11-Jul |
| Volume | 27 |
| Issue | 585 |
| Page | 25 |
| Category | Lessons from the Laboratory |
| Part | |
| Title | Clock Repairing |
| Author | |
| Notes | Parts of striking gear & motion work, position just after warning for twelve, section of motion work, striking train set up, striking control & motion wirk set up, position during striking twelve, normal position approaching one o'clock |