| Year | 1915 |
| Date | 21-Oct |
| Volume | 33 |
| Issue | 756 |
| Page | 355 |
| Category | Armament |
| Part | |
| Title | A.O.V. Munition Work |
| Author | |
| Notes | A micrometer stop, details of micrometer stop for lathe, illustrating a trade method of chucking the plain bases, a trade method of machining the plain bases, gauges for new pattern bases |