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).
Blueprint showing the design and linkage of a clutch pedal.
| Identifier | ExFiles\Box 103\5\ scan0140 | |
| Date | 31th December 1931 guessed | |
| CLUTCH, PEDAL., Y, F 1 G II, P 2 | ||