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).
Comparison of present and future fuel system components for the 20/25 HP model.
| Identifier | ExFiles\Box 106\2\ scan0157 | |
| Date | 20th February 1936 guessed | |
| Present Standard 20/25 HP. £ s. d.{John DeLooze - Company Secretary} Autovac Petrol Tap Enots Filter Petrol Tank Petrol Tank Unit Pipe Lines Petrol Gauge Meter For Future Production 20/25 HP. £ s. d.{John DeLooze - Company Secretary} Petrol Pump Petrol Filter, LeC.4721 Petrol Tank Petrol tank Unit with warning contacts(F01067) Pipe Line Petrol Gauge Meter Warning Light on Instrument Board | ||