Photograph showing a Bentley 60 water pump spindle and bearing before and after a 50-hour endurance test, highlighting corrosion.
| Identifier | ExFiles\Box 123\5\ scan0332 | |
| Date | 24th February 1939 guessed | |
| BENTLEY 60: No.1 UNIT. After 50 hrs. Endurance Test. Corrosion on Water Pump Spindle (SKF. sealed bearing type BB.3930). | ||
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).