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).
List of parts and modifications for road springs, shock dampers, and clutch.
| Identifier | ExFiles\Box 108\2\ scan0024 | |
| Date | 18th February 1938 | |
| -4- Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager}1/AP.18.2.38 31. Front road springs to Rm{William Robotham - Chief Engineer}/Les's instructions. 32. Rear Road springs LOP.1385 Fit EOD.91 rear spring silentbloc bush. FW.1371 shackle pin. FW.1372/3 Covers for pipes. FW.1374/5 Linings. I.2239 Silentbloc. FCD.73 Rear spring aft shackle. FW.1341 Bush. FW.1343 Shackle pin. FW.1344 Shackle. Road springs Nos. 34 and 35 - these are in the Expl. Garage Stores. 33. Rear shock dampers. - Fit LeC. 5690 strengthened damper levers. FW.1199/1200 Levers. FW.1021/2 Main lever. FW.1406/7 Support plates. 34. Clutch Standard 11" Borg & Beck with Thermoid lining. Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager} | ||