| Year | 2000 |
| Date | 17-Nov |
| Volume | 185 |
| Issue | 4,133 |
| Page | 480 |
| Category | General |
| Part | 1 |
| Title | An Experimental Rotary/Radial Engine |
| Author | Colin Pape (France) |
| Notes | Introduces his 9-cylinder demonstration compressed air powered engine. Materials, tools required, machining operations, shaft, bearings, crankcase components |