| Year | 1951 |
| Date | 05-Apr |
| Volume | 104 |
| Issue | 2,602 |
| Page | 442 |
| Category | In The Workshop |
| Part | 86 |
| Title | A Fine-Feed for the 3 1/2-in. Drummond Lathe |
| Author | "Duplex" |
| Notes | The simple form of feed-gear, a direct drive from the counter-shaft to the feed gear, parts, the pulley spindle, the countershaft drive for the feed-gear, countershaft belt pulley |