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).
Test report on a front bumper, new engine rear suspension brackets, and Dunlop wire wheels with 72 spokes.
| Identifier | ExFiles\Box 80\2\ scan0234 | |
| Date | 7th October 1920 | |
| X2658 H/S TEST ON BUMPER - FRONT OF CHASSIS. New type engine rear suspension bkts. Dunlop Wire Wheels with 72 spokes. Date | Total hrs. run! | Remarks 4.10.20 | 51 hrs. | O.S. spring, rear clip broken. 5.10.20 | 92 " 15 mins | Ball end broken F.6591 N.S. steering arm. 6.10.20 | 68 " 15 " | O.K. 7.10.20 | 33 " 25 " | N.S. Spring broken. 7.10.20 | 103 " 15 " | - Front - Frame broken N.S. and O.S. | 339 " 35 " | - Rear - | 442 " 50 | Total N.S. broke in front of radiator bracket, across frame straight down side, along bottom corner, just past front cross member and across bottom. O.S. broke straight down frame, front of O.S. rear spring centre bracket. O.S. tie bracket F.1213 rear broken and O.S. tie bracket F.1217 front broken. N.S. sphere bracket cracked. GWH.{George W. Hancock - Head Chateauroux} | ||