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).
The damper governor unit and connections for a 20/25 chassis.
| Identifier | ExFiles\Box 179b\1\ img316 | |
| Date | 7th February 1923 | |
| FROM HEY. ORIGINAL. HDY{William Hardy}/4/7.2.23. 20/25 - DAMPER GOVERNOR. W. sch. 3641. herewith shew the damper governor unit with hand control valve as shown by.{R.W. Bailey - Chief Engineer} sch. 3640. fitted to the 20/25. chassis. With regard to the substitution of one union for two banjo connections on the governor casing, we are assuming that a branch can be taken from the pipe line nearer the dash for a gauge if one is wanted. HDY.{William Hardy} | ||