| Year | 1933 |
| Date | 15-Jun |
| Volume | 68 |
| Issue | 1,675 |
| Page | 567 |
| 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. Various machining operations, details of cylinders and covers |