| Year | 1933 |
| Date | 22-Jun |
| Volume | 68 |
| Issue | 1,676 |
| Page | 583 |
| Category | Stationary Engine |
| Part | |
| Title | A Design for a Model Double Tangye Type Steam Engine |
| Author | William Ballantyne |
| Notes | With Detailed Instructions in Using Workshop Tools for Constructing and Machining the Various Components. Steam chest, glands and cover, slide valve, piston, rod and crosshead, cutting slots in piston rings, connecting rod and pin, cylinder end view, eccentric and rod, slide valve and rod, knuckle joint, part section of disc crank and pin, main shaft showing oilways, valve rod guide, governor throttle valve and control arms |