| Year | 1921 |
| Date | 07-Jul |
| Volume | 45 |
| Issue | 1,054 |
| Page | 3 |
| Category | Stationary Engine |
| Part | 2 |
| Title | Model Steam Engines and Boilers |
| Author | William W.Hollis |
| Notes | Completed horizontal engine & boiler, vertical engine & boiler, method of riveting up frame for fire bars, sketch of fire bars, boiler |