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).
Secret memorandum with a diagram suggesting a modification to a piston design.
| Identifier | ExFiles\Box 66\1\ scan0027 | |
| Date | 19th March 1925 | |
| X. 8040 To E.{Mr Elliott - Chief Engineer} from R.{Sir Henry Royce} c. to CJ. BY.{R.W. Bailey - Chief Engineer} c. to HS.{Lord Ernest Hives - Chair} S E C R E T. E.{Mr Elliott - Chief Engineer} A.{Mr Adams} C. PISTON. X. 8040 No proposals received regarding the above. I suggest increasing the diagonal web substantially at split side only, and spreading so that saw cut finishes in large hole close to web :- Would this bolt close hole for piston pin, reinforced and fix piston pin. R.{Sir Henry Royce} | ||