| Year | 1938 |
| Date | 18-Aug |
| Volume | 79 |
| Issue | 1,945 |
| Page | 154 |
| Category | Road Roller |
| Part | |
| Title | A Working Model I.C. Engine-Driven Road Roller |
| Author | Edgar T.Westbury |
| Notes | Transmission gear, elevation and plan of friction-drive transmission system, 3-speed gearbox employed on the prototype, (photo by permission of Aveling-Barford), transmission layout, machining the transmission frame, primary shaft housing |