| Year | 1992 |
| Date | 01-May |
| Volume | 168 |
| Issue | 3,920 |
| Page | 506 |
| Category | Stationary Engine |
| Part | 1 |
| Title | The "Simon" Series |
| Author | Ted Pepper |
| Notes | Talks about the development of a series of steam engines with novel admission arrangements. Design aspects, description, construction, evaluation |