| Year | 1979 |
| Date | 17-Aug |
| Volume | 145 |
| Issue | 3,615 |
| Page | 958 |
| Category | Portable Engine |
| Part | 26 |
| Title | 1 1/2 in. scale Marshall Portable Steam Engine |
| Author | Ron Kibbey |
| Notes | Driven pulley, spindle governor, governor operating sleeve, governor spindle head, bevel pinion and wheel |