| Year | 1918 |
| Date | 03-Jan |
| Volume | 38 |
| Issue | 871 |
| Page | 1 |
| Category | Workshop |
| Part | |
| Title | Notes on Machining Shell Sockets |
| Author | A.Guthrie |
| Notes | The turret in position, bevel cutter bar in use, details of the turret & tools for machining shell sockets, the bore sizing bar & the bevel cutter bar, further tools, external sizing & bevel cutting bar in use, group of tools used |