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).
Blueprint showing two alternative combustion chamber and piston designs.
| Identifier | ExFiles\Box 147\2\ scan0186 | |
| Date | 1st January 1938 | |
| COMBUSTION CHAMBER. Application No. 37227/38. | ||