From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Failures in Bentley wheel drivers on the B-DG series following the introduction of Dunlop Road Wheels.
| Identifier | ExFiles\Box 131\4\ scan0113 | |
| Date | 22th March 1937 | |
| 1113. Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} from Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux} Kingsbury. March 22nd, 1937. BENTLEY WHEEL DRIVERS. The most noticeable failures occurred in B-DG series when Dunlop Road Wheels were introduced. Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux} | ||