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).
Chart of complaints for the 4¼ litre Bentley, tracking faults from January to June 1938.
| Identifier | ExFiles\Box 131\2\ scan0146 | |
| Date | 30th June 1938 | |
| CHART OF COMPLAINTS 4¼ BENTLEY NO. OF COMPLAINTS 1938 JAN. FEB. MARCH APRIL MAY JUNE CLOCKS FAULTY CHIEF FAULT SLOW. WATER LEAKS FROM CYLINDERS 2 & 4 PLATES NONE RAD SHUTTERS RATTLE NONE GEAR BOX NOISY NONE NONE PETROL GAUGE FAULTY CHANGED TANK UNIT NONE PLUGS KLG FLB30X POINT EROSION AVERAGE MILEAGE 6,378 G.W.H 7 | ||