| Year | 1938 |
| Date | 21-Jul |
| Volume | 79 |
| Issue | 1,941 |
| Page | 65 |
| Category | Road Roller |
| Part | |
| Title | A Working Model I.C. Engine-Driven Road Roller |
| Author | Edgar T.Westbury |
| Notes | Carburettor, general arrangement, carburettor body, throttle-plug and lever, air-sleeve and intake-cover, variable-jet and primary-choke details, jet and choke-tube parts |