| Year | 1925 |
| Date | 26-Mar |
| Volume | 52 |
| Issue | 1,248 |
| Page | 352 |
| Category | Lathe |
| Part | |
| Title | Fitting a Double Gear to a 3 1/2-in. Plain Headstock |
| Author | E.B.Hunter |
| Notes | Headstock with backgear fitted at front, temporary slow-speed gear, back gear-shaft brackets, etc., alteration to cone pulley, sketch of clutch, bracket, sleeve, eccentric spindle for new back gear |