| Year | 1937 |
| Date | 02-Dec |
| Volume | 77 |
| Issue | 1,908 |
| Page | 547 |
| Category | Workshop |
| Part | |
| Title | Making Small Boring Tools |
| Author | "Ned" |
| Notes | The first operation, clearance portion of tool turned down, finished shape, clamping in tool post, milling vee-groove in packing block |