| Year | 1923 |
| Date | 29-Mar |
| Volume | 48 |
| Issue | 1,144 |
| Page | 323 |
| Category | Steam |
| Part | 4 |
| Title | A Design for a Model Compound Condensing Steam Engine |
| Author | "Axle" |
| Notes | Main bearings and caps, eccentric straps and rods, reversing gear components, valve spindles and washers, reversing shaft and gear brackets, worm wheel, reversing handwheel, valve spindle guide brackets, condenser covers, circulating pump cover |