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 log detailing failures on a front chassis bumper and associated components during endurance running.
| Identifier | ExFiles\Box 45\3\ Scan115 | |
| Date | 20th October 1920 | |
| X.1331 (crossed out) TEST ON BUMPER - FRONT OF CHASSIS. New type engine rear suspension bkts. Dunlop Wire Wheels with 72 spokes. X.4062 (filed 20 10 20) X.4062 | 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} | ||