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).
Letter regarding the use of a spring in production and a request to prepare dies for rolling top plates.
| Identifier | ExFiles\Box 52\2\ Scan200 | |
| Date | 22th January 1930 guessed | |
| -2- extensive test, but if it proves successful we shall want to use the spring in production with a rolled eye. We will, therefore, ask you to put dies in hand for rolling the top plates in question. Yours faithfully, For Rolls-Royce Ltd. | ||