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).
10,000-mile test on 20 HP low-pressure tyres on well-base rims.
| Identifier | ExFiles\Box 42\1\ Scan053 | |
| Date | 23th April 1926 | |
| X3809 S/W C12/C23.4.26. 20 h.p.Low Pressure Tyres on well-base Rims. HS{Lord Ernest Hives - Chair}2/LG22.4.26. I note these are on a 10,000 miles test. I shall be glad if you will please let me know immediately you are able to pass them, as I have two or three customers' cars held up awaiting the decision. C. | ||