| Year | 1949 |
| Date | 30-Jun |
| Volume | 100 |
| Issue | 2,510 |
| Page | 787 |
| Category | Road Locomotive |
| Part | |
| Title | Traction Engine Prototypes. A New Blue-Print Service |
| Author | W.J.Hughes |
| Notes | The new service, the Marshall 7 n.h.p general purpose engine (photo courtesy J.Robertson), the Allchin 7 n.h.p. No. 3257 "Royal Chester" general purpose traction engine (photo by courtesy John G.Earnshaw), the Fowler "Big Lion" road locomotive on springs No. 16263 "Talisman" (photo by courtesy of Norman E.Box), the farmer's engine of 1849, the Aveling and Porter compound steam roller, traction engine drawings |