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).
Summary report on vehicle faults for different models over a six-month period, including the September quarter.
| Identifier | ExFiles\Box 47\2\ Scan348 | |
| Date | 1st September 1930 guessed | |
| -4- 20 HP. 25 HP. Ph.I. Ph.II TOTAL. REMARKS. CARBURETTER AIR VALVE PIN COMING ADRIFT. September quarter. - - 2 - 2 Depot Sheet No.175 Previous - - - - - Six months. - - 2 - 2 CARBURETTER THROTTLE STICKING & POPPING IN SILENCER. September quarter. 1 - - 5 6 Throttles eased and controls re-set. N. report 4. Previous - - - - - Six months. 1 - - 5 6 CENTRAL LUBRICATION FAILURES. September quarter. 1 - - 9 10 By.{R.W. Bailey - Chief Engineer} investigating material for pipes. Previous - - - 8 8 Six months. 1 - - 17 18 TOTAL DYNAMO COMPLAINTS. September quarter. 2 7 7 4 20 Previous 8 1 10 9 28 Six months. 10 8 17 13 48 | ||