| Year | 1955 |
| Date | 28-Jul |
| Volume | 113 |
| Issue | 2,827 |
| Page | 106 |
| Category | Petrol Engine Topics |
| Part | |
| Title | A 10 c.c. General-purpose Four-stroke (Dolphin) |
| Author | Edgar T.Westbury |
| Notes | Exhaust System and Final Details. Construction, volute, endplates, tubular components, fitting the silencer, final details |