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 internal memo proposing a design modification to piston X8040 with a supporting sketch.
| Identifier | ExFiles\Box 180\M3\M3.2\ img023 | |
| Date | 19th March 1925 | |
| Series R Project Draught from PAT TO. E.{Mr Elliott - Chief Engineer} FROM R.{Sir Henry Royce} SECRET R1/M19.3.25. Copy to - CJ. E.{Mr Elliott - Chief Engineer} A.{Mr Adams} C. Copy to - HY{Tom Haldenby - Plant Engineer} Copy to - HS.{Lord Ernest Hives - Chair} PISTON. X8040 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, reinforce and fix piston pin. R.{Sir Henry Royce} C.J.C. | ||