| Year | 2009 |
| Date | 13-Feb |
| Volume | 202 |
| Issue | 4,345 |
| Page | 200 |
| Category | Stationary Engine |
| Part | |
| Title | McOnie's Oscillating Engine |
| Author | Anthony Mount |
| Notes | Describes more throttle parts and begins work on the governor. Rocker shaft bearings, governor shaft rocker, governor fork arm, governor gear support arm, governor gear horizontal shaft, governor column, foot bearing, governor slide |