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 of a mechanical component cross-section with dimensional annotations.
| Identifier | ExFiles\Box 151\2\ scan0104 | |
| Date | 16th October 1938 | |
| Hs. {Lord Ernest Hives - Chair} 1170 .265 DIA .050 RAD .4375 DIA .120 MOD TO F85388/9. kor 16.10.38. | ||