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).
Specifying the correct road spring weights for car 12-G-4 and noting the currently fitted incorrect springs.
| Identifier | ExFiles\Box 106\1\ scan0136 | |
| Date | 16th August 1928 | |
| X5410. To RHC.{R. H. Coverley - Production Engineer} from Hs{Lord Ernest Hives - Chair}/Rn.{Mr Robinson} Hs{Lord Ernest Hives - Chair}/Rm{William Robotham - Chief Engineer}1/LG16.8.28. ROAD SPRINGS - 12-G-4. The correct road springs for 12-G-4 (R's car) are :- 740 lbs. at the rear. 650 lbs. at the front. The present springs fitted seem to be 720 and 820 lbs. Hs{Lord Ernest Hives - Chair}/Rn.{Mr Robinson} | ||