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).
Bar chart tracking vehicle faults and their causes from January to June 1939.
| Identifier | ExFiles\Box 107\2\ scan0079 | |
| Date | 1st January 1939 guessed | |
| 1939 JAN FEB MARCH APRIL MAY JUNE BRAKES THUMP RESET SWINGING ARM SQUEAK RR STEERING TROUBLES MARLES STEERING X FAILURE OF FW 905 CAM ROLLER A - WANDERING, RESET CROSS AND SIDE STEERING TUBE POUNDAGE B - BALANCE FRONT WHEELS C - CONTROLS RATTLE D - KNOCK FROM SIDE E - STEERING TUBE COLUMN RACE F - SLACK CHECK SPRING CLIPS G - SLACK PIVOTS H - STICKING EASE J - WORN AND NUT, BOX LOOSE ON FRAME K - WORN BALL PINS L - AXLE TWISTED M - SLACK WORM AND NUT FRONT AXLE CONTROL RATTLE PROP SHAFT DAMPER SEIZED DATA POINTS FROM CHART: P177 P155 W301 P161 P180 P.197 W.322 FOULING D MOD 9000 MILES 18000 13 P181 P185 K LOOSE FORK END OF SHAFT LOOSE 4400 MILES A&B L.W.B W341 25 AVERAGE MILEAGE JAN 25750 FEB 23786 AVERAGE MILEAGE JAN 31850 GWH{George W. Hancock - Head Chateauroux}6 | ||