| Year | 2010 |
| Date | 24-Sep |
| Volume | 205 |
| Issue | 4,387 |
| Page | 404 |
| Category | Hot Air |
| Part | |
| Title | The Van Rennes Caloric Engines |
| Author | James G.Rizzo |
| Notes | Builds two engines. Caloric engine - mark 1, engine description, engine layout, sealing problems, engine construction notes |