| Year | 1950 |
| Date | 19-Oct |
| Volume | 103 |
| Issue | 2,578 |
| Page | 602 |
| Category | Novices' Corner |
| Part | |
| Title | A Feed-Handle for the Drilling Machine |
| Author | |
| Notes | Mechanical advantage, the lever-type, experimental feed-lever, tests, saving space, making the feed-lever, the threaded nose |