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 Bentley 4¼ litre model from July to December 1938.
| Identifier | ExFiles\Box 131\2\ scan0189 | |
| Date | 1st January 1938 | |
| CHART OF COMPLAINTS 4¼ BENTLEY 1938 JULY AUG SEPT OCT NOV DEC ENGINE THROTTLE STICKING DISTORTED 2 22 NEW SPRING FITTED 24 SPRINGS STRETCH. AND WILL NOT FULLY CLOSE THROTTLE NEW MOD. SATISFACTORY NOISY VALVE GEAR DUE TO WORN TAPPET ROLLERS AND PINS NIL HEAVY OIL CONSUMPTION 3 WATER LEAKS FROM CYLINDERS 2 & 4 PLATES 2 EXHAUST MANIFOLD STUDS BROKEN 9 M.S. STUDS ARE BEING FITTED TROUBLE DUE TO BENDING NOT STRETCHING EXHAUST MANIFOLD LUGS BROKEN NIL GWH{George W. Hancock - Head Chateauroux} 2 (SHEET 2) | ||