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).
Standardisation sheet detailing a modified wearing plate for the rear springs.
| Identifier | ExFiles\Box 76\2\ scan0240 | |
| Date | 1st January 1921 guessed | |
| -3- STANDARDISATION SHEETS ISSUED. Rear Springs - Modified wearing plate between springs and roller. z ---------------- | ||