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).
Specification document for the Bentley III car.
| Identifier | ExFiles\Box 97\1\ scan0089 | |
| Date | 16th November 1937 | |
| SECRET [Handwritten: taboo, ROOB (crossed out)] Sg.{Arthur F. Sidgreaves - MD} from Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} Hs.{Lord Ernest Hives - Chair} By.{R.W. Bailey - Chief Engineer} Da.{Bernard Day - Chassis Design} Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls}1/AP.16.11.37. [Handwritten: 400.] BENTLEY III. Herewith specification of this car. FRAME Frame made from same dies as Phoenix frame. ENGINE MOUNTING Raised Front Mount. STEERING Wraith Marles type to be made at R.R. No ignition or mixture controls on column. SHOCK ABSORBERS Double piston type both front and rear. FRONT SUSPENSION Packard type. FRONT BRAKES 12" aluminium drums. Thermoid linings. Girling actuation with link mechanism to ensure equal wear of both linings. REAR AXLE .650 Hypoid as Bentley II. Cheaper axle tubes. Stronger pinion mounting. Wheel drivers made by same broaches as those for Wraith. REAR BRAKES Girling actuation in 12" aluminium drums. Common hand and foot brake shoe. Thermoid linings. FRONT AND REAR HUBS Same type as present Bentley. continued | ||