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).
The correct centre boss (FB.4467 size V) for a Wilmot Breeden steering wheel.
| Identifier | ExFiles\Box 153\4\ scan0018 | |
| Date | 11th January 1940 | |
| To Rm{William Robotham - Chief Engineer}/FJH.{Fred J. Hardy - Chief Dev. Engineer} from Ev.{Ivan Evernden - coachwork} c. to HPS{Horace Percy Smith - Experimental Factory Mgr}/RH.{R. Hollingworth} [text is struck through] Ev.{Ivan Evernden - coachwork}4/JH.11.1.40. re Steering Wheel. The detail of the steering wheel which shews the correct centre boss is FB.4467 size V.{VIENNA} This refers to our scheme for a Wilmot Breeden Steering wheel. Ev.{Ivan Evernden - coachwork} [Handwritten annotations]: +<crossed out> 1300 (top right), F.H. (across 're Steering Wheel'), ✓ (below main text) | ||