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).
Requesting the production of one rear expansion box for a Big Bore Bentley Exhaust System.
| Identifier | ExFiles\Box 86\3\ scan0101 | |
| Date | 15th November 1935 | |
| To RHC.{R. H. Coverley - Production Engineer} X223 Hs{Lord Ernest Hives - Chair}/Wym.{G. Harold Whyman - Experimental Manager}7/KW.15.11.35. Re Big Bore Bentley Exhaust System. Will you please instruct for one more rear expansion box to be made up to drawing Rm.{William Robotham - Chief Engineer}10. We should like this to be made with the 2 ends detachable, the usual flange and ring of 2-B-A bolts. Hs{Lord Ernest Hives - Chair}/G.H. Whyman. | ||