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).
Extract from a report on the performance of a 20 HP car in France, detailing issues with ignition and lamps.
| Identifier | ExFiles\Box 54\5\ Scan289 | |
| Date | 29th September 1921 | |
| X5680 Extract from Comm. Brigg's report re 20 HP. Car in France. Typed 29.9.21 Ignition. X4357 X3485 Platinum points of the contact breaker were found to be very rough and burned at 8700 miles, but were still operating satisfactorily. They were, however, replaced with spares. Lamps. X4150 X3576 The headlamps and side lamps, which were on the wings, and their bulbs stood the test very well, but the tail lamp was completely destroyed by flying stones and had been replaced by a cheap lamp with celluloid window obtained locally. The bulbs repeatedly failed in this lamp. | ||