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).
Cracked R.H. End Plate and sheared bolts from a Wraith III Bumper Chassis rear axle test.
| Identifier | ExFiles\Box 119\1\ scan0166 | |
| Date | 14th January 1939 | |
| Handwritten: 1024 and 802 Handwritten: What is the History of such end plates on PIII Trunk tests Rm{William Robotham - Chief Engineer} To DY.{F R Danby} from HPS{Horace Percy Smith - Experimental Factory Mgr}/AB. c. Da.{Bernard Day - Chassis Design} c. Rm.{William Robotham - Chief Engineer} c. Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} WRAITH III BUMPER CHASSIS. We attach hereto for reference photographs of cracked R.H. End Plate G.85608 of Rear Axle Centre Case and sheared end plate bolts. This centre case was loaded with 187 lbs. of lead and had completed a total of 67 1/2 hours running on 3" cams. HPS{Horace Percy Smith - Experimental Factory Mgr}/A.E. Barton. | ||