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).
Line chart tracking the number of complaints for the 4 1/4 Bentley model from January to June 1938.
| Identifier | ExFiles\Box 131\2\ scan0181 | |
| Date | 30th June 1938 guessed | |
| CHART OF COMPLAINTS 4 1/4 BENTLEY NO OF COMPLAINTS 1938 JAN FEB MARCH APRIL MAY JUNE ENGINE ENGINE BEARINGS ENGINE 1750 } PERIOD 3000 } TIMING GEAR RATTLE SLIPPER WHEEL THROTTLE STICKING NOISY VALVE GEAR TAPPETS ROLLERS & PINS DETONATIONS HEAVY OIL CONSUMPTION MOD B MOD C DISTORTED NEW TYPE SPRING FITTED CHART ALTERED TO SHEW MOD B & C FITTING OF WHITE METAL TO N°7 GIVING SMOOTHER ENGINE CHANGING OF COTTON DUCK IN SLIPPER WHEEL CURES THESE COMPLAINTS G.W.H.I. | ||