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).
Confirmation of a wire message detailing instructions to fit a turbulent head and lighten pistons on an engine.
| Identifier | WestWitteringFiles\T\March1929-December1929\ Scan136 | |
| Date | 29th May 1929 | |
| CONFIRMATION OF WIRE. ORIGINAL HIVES. ROYCAR. DERBY. x5050 (struck through) X5770 (struck through) x5040 WW. 29. 5. 29. FIT TURBULENT HEAD FOR SIXTEEN-G-FOUR EVEN IF SMALLER BORE BUT SUGGEST THREE POINT TWO WITH THE THREE POINT TWO FIVE PISTONS LIGHTENED AS SUGGESTED. ROYCE. | ||