Instruction to modify the radiators on Hs's and Sg's Wraith cars with a steam valve.
| Identifier | ExFiles\Box 109\5\ scan0236 | |
| Date | 18th August 1938 | |
| 665 also 664- To HPS. {Horace Percy Smith - Experimental Factory Mgr} Rm {William Robotham - Chief Engineer} /Std.31/JH.18.8.38. WRAITH RADIATOR - Hs. {Lord Ernest Hives - Chair} & Sg. {Arthur F. Sidgreaves - MD} Cars. Both Hs {Lord Ernest Hives - Chair} 's. Wraith car and Sg {Arthur F. Sidgreaves - MD} 's. Wraith car should have their radiator fitted with a steam valve and modified in accordance with By {R.W. Bailey - Chief Engineer} /Cs.1/EH.10.8.38. to bring them in line with Wraith B series production. Will you please instruct the necessary parts and modify the cars accordingly when next in shop. Rm {William Robotham - Chief Engineer} /Std. | ||
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).