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).
Four technical points or modifications to a vehicle.
| Identifier | ExFiles\Box 18\4\ Scan130 | |
| Date | 3rd August 1934 guessed | |
| R.H.C 104.MY. 1. Silent Tappets Higher Geared rear axle 3. Shorter ignition & throttle controls to F.84510/1 4. Examine Stepring reported loose. HS{Lord Ernest Hives - Chair}/FP{F. Potts} | ||