| Year | 1994 |
| Month | June/July |
| Volume | 16 |
| Issue | 1 |
| Page | 19 |
| Author | Mount |
| Subject | Stationary Engine |
| Key Word | Valve Rod Lever Arm Rocker Shaft and Arm Rocker Support Brackets Air Pump Cross Beam Bottom Cover |
| Article Title | Boulton and Watt Bell Crank Engine of 1802 |