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 an underneath view of a Bentley petrol tank, indicating the location of leaks.
| Identifier | ExFiles\Box 131\4\ scan0033 | |
| Date | 2nd February 1937 guessed | |
| BENTLEY PETROL TANK UNDERNEATH VIEW PETROL LEAK PETROL LEAK | ||