| Year | 1916 |
| Date | 20-Jan |
| Volume | 34 |
| Issue | 769 |
| Page | 55 |
| Category | Armament |
| Part | |
| Title | A.O.V. Munition Work |
| Author | |
| Notes | A split chuck for gripping the turned boss, front of split chuck & the boss it grips, a split chuck for gripping the turned boss on v=back of base, head end of American lathe, showing cord-driven cross-feed adapted by worker, general view of lathe showing other portions added by our correspondent |