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).
The failure of Bentley III bumper chassis torque arms made from aluminium and steel.
| Identifier | ExFiles\Box 119\1\ scan0079 | |
| Date | 25th February 1938 | |
| 2006. 1024. To Rm.{William Robotham - Chief Engineer} from HPS{Horace Percy Smith - Experimental Factory Mgr}/RH.{R. Hollingworth} c. to BY.{R.W. Bailey - Chief Engineer} c. to De. c. to HPS.{Horace Percy Smith - Experimental Factory Mgr} c. to Rm{William Robotham - Chief Engineer}/Les.{Ivan A. Leslie} HPS{Horace Percy Smith - Experimental Factory Mgr}/RH.{R. Hollingworth}1/VS.{J. Vickers}25.2.38. BENTLEY III - BUMPER CHASSIS. TORQUE ARMS. The above have failed as shown on the attached photographs, EB.2980 in aluminium after 22 hours running and the steel pressing FB.2924 after 10 hours running. HPS{Horace Percy Smith - Experimental Factory Mgr}/R.{Sir Henry Royce} Hollingworth. | ||