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).
Request to modify the exhaust system on a 7.B.VI - Bentley III by fitting a straight through pipe.
| Identifier | ExFiles\Box 97\5\ scan0273 | |
| Date | 18th May 1938 | |
| To HPS.{Horace Percy Smith - Experimental Factory Mgr} 423 Rm{William Robotham - Chief Engineer}/IMW.{Ivan M. Waller - Head of Chateauroux}1/JH.18.5.38. 7.B.VI - Bentley III. Exhaust System. Will you please make and fit a straight through pipe from the manifold to the main silencer in place of the front expansion box. Rm{William Robotham - Chief Engineer}/IMW.{Ivan M. Waller - Head of Chateauroux} | ||