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).
Use of 'Duravistor' for rear number plates and condensation issues.
| Identifier | ExFiles\Box 148\4\ scan0257 | |
| Date | 19th March 1938 | |
| 12591 To Roy{Sir Henry Royce}/Alvey. Rm{William Robotham - Chief Engineer}/FD.{Frank Dodd - Bodies}2/JH.19.3.38. re Duravistor. We are not interested in this for rear number plates, never having seen any signs of condensation. Rm{William Robotham - Chief Engineer}/FD.{Frank Dodd - Bodies} | ||