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).
Continued discussion on managing customer complaints regarding piston knocks.
| Identifier | ExFiles\Box 35\2\ scan 063 | |
| Date | 7th April 1919 | |
| EH4/L.G7.4.19.Contd. removed all traces of piston knocks, but we have every confidence that we can satisfy all but the most fastidious customers. This is the class of customer we have complaints from even with the cast iron piston as regards knocks. EH. | ||