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).
Instructions on altering the set of a spring to comply with speed limits.
| Identifier | ExFiles\Box 61b\2\ scan0047 | |
| Date | 7th January 1927 guessed | |
| -5- Contd. If the speed limits are not complied with, it will be generally found that the only alteration required is that of the set of the spring in the undeflected position of the weights. This set may require slightly weakening if the speed for 3° advance lies above the maximum limit. EFC. | ||