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).
Cross-reference note for previous information relating to Lucas and other windscreen wipers.
| Identifier | ExFiles\Box 167\5\ img001 | |
| Date | 1st January 1931 | |
| X.6115. 1.1.31. For previous matter relating to Lucas and other windscreen wipers see X.4478. | ||