| Year | 1932 |
| Date | 09-Jun |
| Volume | 66 |
| Issue | 1,622 |
| Page | 543 |
| Category | Lathe |
| Part | |
| Title | Turning Tools. Some Practical Notes on Centre-Lathe Turning and Screw-cutting |
| Author | A.T.G. |
| Notes | Making a "dee" bit (D-bit), using the "D" bit, form tools, simple tools for forming convex and concave radii |