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).
Blueprints for B.40 2 Litre engine oil relief valves.
| Identifier | ExFiles\Box 134\5\ scan0031 | |
| Date | 1st January 1940 | |
| To. Rm{William Robotham - Chief Engineer} c. Rm{William Robotham - Chief Engineer}/Gayls FJH.{Fred J. Hardy - Chief Dev. Engineer} c. Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation} Ev.{Ivan Evernden - coachwork}1/ 1.1.40. B.40. 2 Litre. Oil relief valves Sec. 5205. PL8. Oil relief valves. Please receive herewith 2 blueprints of the following. R.E. 137 Relief Valve Casing R.E. 144 Relief Valve LOP. Please instruct for this engine, together with the standard and existing parts from the above LOP. Ev.{Ivan Evernden - coachwork} | ||