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).
Sketch illustrating the layering of two upper and two lower fabrics.
| Identifier | ExFiles\Box 1\4\ B001_X 100a-page259 | |
| Date | 11th January 1933 guessed | |
| -2- see sketch :- Two upper fabrics. two lower fabrics. Hs{Lord Ernest Hives - Chair}/W.Bell. | ||