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 spring set for the weights if speed limits are not met.
| Identifier | ExFiles\Box 51\5\ Scan241 | |
| Date | 28th March 1923 guessed | |
| -4- 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. {E. Fowler Clarke - Electrical Engineer} | ||