| Year | 1946 |
| Date | 05-Dec |
| Volume | 95 |
| Issue | 2,378 |
| Page | 570 |
| Category | Letters |
| Part | |
| Title | The Tuxford Engine |
| Author | H.N.Nicholls |
| Notes | Sketch showing sections of rims and spokes of flywheels used on old beam and table engines, "Popular Encyclopedia" (Blackiem 1876) |