| Year | 2023 |
| Date | 24-Mar |
| Volume | 230 |
| Issue | 4,713 |
| Page | 429 |
| Category | Stationary Engine |
| Part | |
| Title | Optimising the Oscillator |
| Author | David Fulton |
| Notes | Optimises the deign of his two-cylinder oscillator. Port geometry, no going back, a moving diagram, admission and cutoff, exhaust, variable valve events, 'Fourunner', conclusion |