| Year | 1939 |
| Date | 03-Aug |
| Volume | 81 |
| Issue | 1,995 |
| Page | 146 |
| Category | Workshop |
| Part | |
| Title | The "Pegleg" Tool Grinding Jig |
| Author | G.G. |
| Notes | Different forms, diagram showing principle and rough sketch of its principle, in use grinding the side of a vee point tool, paralle action screw adjustment |