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 mileage test of Ar. Eska Tungsten Points on chassis 3-GII.
| Identifier | ExFiles\Box 35\6\ scan 130 | |
| Date | 14th August 1924 | |
| EFC. X.2894. 14.8.24. AR. ESKA TUNGSTEN POINTS. These points have now completed 10,000 miles on chassis 3-GII, having done 10,538 miles up to date. HEW. | ||