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).
List of suggested improvements for vehicle jacking, cooling, gearbox, and electrical systems.
| Identifier | ExFiles\Box 65a\3\ scan0334 | |
| Date | 6th October 1932 guessed | |
| -3- JACKING. An efficient 4 wheel jacking system. ✓ essential. COOLING. (1) Lighter radiator matrix comparable with Harrison for weight, cooling efficiency. (2) Device to close the radiator shutters automatically when the engine is stopped. } ✓ GEARBOX CHANGE SPEED LEVER & HAND BRAKE LEVER. (1) Rattle proof levers. ✓ (2) More easily handled reverse ratchet operating mechanism, (the present little knob is not at all nice to use). ✓ ELECTRICAL. (1) Master switch which entirely disconnects the battery from the wiring system when the car is garaged. ✓ (2) Automatic battery charge control. ✓ (3) Battery more accessible for topping up. ✓ | ||