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).
Typed memo from March 1939, the main body of text is illegible.
| Identifier | ExFiles\Box 10\3\ 03-page180 | |
| Date | 28th March 1939 | |
| LFB/3/39. 28.3.39. H2b [Main body of text is illegible due to the poor quality and faded nature of the document.] | ||