| Year | 1922 |
| Date | 05-Oct |
| Volume | 47 |
| Issue | 1,119 |
| Page | 317 |
| Category | Steam |
| Part | |
| Title | Improvements in Model High-Speed Steam Engines |
| Author | Henry Greenly |
| Notes | Indicator diagrams of slide valve and "uniflow" engines, Mr Don's jigs and tools, general arrangement of Malcolm S.Don's patent "Uniflow" poppet valve high-speed marine engine (see 135 3381 1110), crankcase and inspection doors, connecting rod blanks, milling steam and exhaust passages, attaching web to crankpin, jig for turning crank pins, three-cylinder crankshaft, conical piston head, another view |