| Year | 1955 |
| Date | 18-Aug |
| Volume | 113 |
| Issue | 2,830 |
| Page | 190 |
| Category | Internal Combustion |
| Part | |
| Title | Petrol Engines from Scratch. The Story of the Construction of Two 30 c.c. Petrol Engines from the Drawing Board to the First Pop! |
| Author | B.Terry Aspin |
| Notes | Turning the pistons, timing gears, gear cutting, timing diagram, cams without crying, casehardening |