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).
Numbered list detailing vehicle modifications and improvements.
| Identifier | WestWitteringFiles\Q\July1927-September1927\ Scan113 | |
| Date | 9th September 1927 guessed | |
| (2) (17) NARROWER & LIGHTER RADIATOR with integral shutters. (18) SPARE WHEEL CARRIER at the rear. (19) MODIFIED STEERING. (20) FRAMED INSTRUMENTS. (21) IMPROVED BONNET with catch, and lock. (22) IMPROVEMENTS IN ROAD CLEARANCE on rear bump. (23) INCREASED EFFICIENCY OF HYDRAULIC DAMPERS with flexible springs. (24) VALVE GEAR - magnesium cover for. (25) MODIFIED SPEEDOMETER DRIVE on gearbox. (26) BATTERY IN FRAME. (27) TOOL BOXES IN STEPS. (28) NEW SIDE WHEEL CARRIER. (29) OTHER REDUCTIONS IN WEIGHT. [Watermark: BOND 1804 MADE AT CROXLEY] R.{Sir Henry Royce} | ||