| Year | 1939 |
| Date | 14-Sep |
| Volume | 81 |
| Issue | 2,001 |
| Page | 333 |
| Category | Lathe |
| Part | |
| Title | Driving a Four-inch Drummond |
| Author | Ford Hill |
| Notes | Electric motor and motor-cycle gearbox. Fixing the power unit, overcoming a snag, countershaft, leather drives, fixing wheels, final suggestion |