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 diagram showing the underneath view of a Bentley petrol tank with identified leak points.
| Identifier | ExFiles\Box 88\5\ scan0236 | |
| Date | 26th February 1937 guessed | |
| BENTLEY PETROL TANK UNDERNEATH VIEW PETROL LEAK PETROL LEAK | ||